Document 10VNR0KKaXG31EXGyKnQvGgaa

L IA23838 LIA23839 | U** tf bot**ry Wi tul *,H ~Tres**?* ' plo*fo*e> Vt k*Ued boo- 4' U Colifomi* f'< '#* *bo previous meik-od. formerly i* te-*k lk<ee *-e* e d )>(< t*<k U c*rri **<' * V* 1 --;e*i{ ^tiut i *ke TV# Iro**- *!< ek.jb ( ft b*s <o'(-ev <*'*4***4 **! *4 o* <* C'eeted tK* **rrbet *'"kt'l *k*t ( b I ld. kl t *V* fd f r- *J * l*U' Co. ^'eed '* * I'V^ -b*' *d <c*.J fcf I D;*. H 1 ! C*. *el **>i ?a***f*f il* p'#**i kKfc > f ^4*e *f f* tOOff WH^r BATTERIES ARE DOING! Here are four examples of the wide variety of tasks being performed In Industry and commerce by reliable lead-add battery-powered trucks . . . ( * *tP* Vo*tey I'eel # pec*ed speed wi3 <tt>^ <otS < o*o *kitd t mode**, ossembkd "bot+took* hyde so** Is *e >Ul ltd sqCoi*** speed 0*4 tei"y * perfcr-i mfc*.t*:#* tracks ; p*k>^ t*p 0+4 tied Acet<4:*f H be la**'*r>>< *Coeq pk- kS U |l tt *r*r* let't'ipsM'tJ ebi***) >.it '.i k**'i*i 0*4 < c+*4'*i fi <** lettrt*^ Tfyil Cs<F*<4 *.**. un *s>| S -- A.e K3. ^slntrUt is k*M. TVe eppeec v* Csyick t*.cis pter|if by U4 <-f be* res <* tr'ftJ ( 'A I'"* S"t f'Sd<*t l"< *: dc.t e s itl t'c'sfr if: Cy".*S li'di1'! .w* by 3 y-nn IS **! **ekrj *> dn<e<4 *** Js'ed s^ef I'vtft ,-* - k *'.de edrs erd s.ti'iss ;< V# st* '** r- rods fl ses k.'^S qi. t*3;e * *e'o-j*. Ik *es:kl*cl i'h w + i-t * 'k# t*is foe* o.s'et I'd io*es 'i<f time by q. fk'y te j..r^ ) OOO Ik f >* *3*ds f't* tf reels, fee* p. A fee* cl IS beH*'yP'*,*d **cls kai Lee* m,t.v*ie*'o! i* I'etiS i*j the lot* muol bo*>dlr*l brr>et * taif* pl**f. Centtdlooellf, e<t(l>er<ielis dept < tie Joel *>* tvclt * leaded O'vj u"lujed mortuolly. New. l..it C'f kitk.-d '* o*J out ( tke ucli by fk* belter* ,-c-eed I * traces t Jreei'f C4mpe*r't |ult>w>** plan*. A lark truck car load C' n'oad O tcuiSr k minutes, bvl if toles dt< *1 tee !>< ! t lvr V>s * d* < monwolly. In odd'Sc*. eUcti* p-e el'es ** * Sv(ks *0 m*n*u'it tkrougk oil operations i *ke l'eeey *ko,,| fear of or'om>t!'j fk* pqlobfei. f*Hts v*em*t.c^y assembled tke palletising mntkire > stored in l*0(kt t-ele feet V.^k "T.'iy.1? LIA238A0 l MUI I>f >V'yj 4 i u4 * *9**1 9>p. A MIRROR POOLS l t ,*,. EAIIBBOb fc>OOrS b k " moM,onr 11k - dlliir luiMirtf m** 1-ciny *ra- |<ilHrni 1 tnl jtul I )(h ^rrrt* w< ilk- lltr \mc a in Nr* l*fl ( ih 4-tujlh "jrlro up. It lr fan a ti\- (>(% (uil-4l<trd |lil-r rttofr t.>t k in I'l.iT 4lxl * ill I !** |ra ll it* full I *rti|> -oix *|n *itli lltr 4<l<liti *n i*f |Kirt*'rn nx-(< lU>t. 1*411 <( tlii* rrfta(H .f n>utv t<4 ,Ja-r ft j //iit , |L- Hw- |..|.|.v ll.IMM? lr-n rvlrlxlr-1 |Ih - 1`ttiMinr ff-4 Uni I** I 111* Ni'H* >it lltr 1>>I4m * tf**fi t tlln f |i- In |1k (f .til v |.a .*!,! rkt al*l % jlr- r\- 4>tl> *i(tlila< !)k - |>f.(lain .f f'i<f><*4- rft\ *.i<* llwirlnir ||r ai ll iltt t' li*t Jl*44rm. I l*r <M.tttli<m K J itujilr in*! Ittri t. I'.m.U, n-tt tu-aik K(itini Varfr I'l^T^I <K1 rilltrr ftnlr of lltr bank* >( fln4l"l *ith thr jlri, l>ut44inf fi**n jrt*. |iii*tnlin; a M*ti|jn(lt ckjn^in^ kalo.km <j< .f jijttrrn aint frfln trd < i4*l. Mi-lrrn ~ ul|4ufr ayjin*t a *hitr nurllr lu< l;ri*un<l nKtijilWr tltr *- anl i rrair an atni<j4M-fr *|uitr in krrpihy niili tl*r <!i-ttr>< inr nriyh- *<( * |u k tt t a |uit. I Im <*f a j.r Ja<tlv Uia'U-l tltr |..]*|.% Il-i1r.| 4 ntajitf *a- Irrjrf I.. lltr af* kite* t* Mi* - tltr |- -*1 lr>*-n ili'i xlr*l UJx*4t. |1k - *4ufi**n iri ll>t <j m- k .i* jut a* !iir* I I ifl*t |K*Utxl |ra! teJ* U*nl llll**Uil|.-Ut a (artal (Uxit f*Uf ItUIV VI tu lr Iminnl aixl lltr ba*l *a ji(.J'*trl 1m*||i i<|r toitli 4 <at tf a*|Jialluitt ]Vtai! tnliiwt* Ih .k *Jtrful try .11 i (*.| y.a-l |t|4<li-r. Ardft*h. U>M I fat* Prrti Civj : Ipkt l Htcra^r. I*. l*s4 Wo Hl Joha f. IWatfby Ca. C***fgl Cc^tr<lr\ L t C. Caattactao. 1. L tUrpk; - + -!.X- *-----ft i r^i T^ti: 4,*- i*ti ^ a--,* -, kc&X'SgSESBSSga ^ ' CREDIT WHERE CREDIT IS DUE In the lost issue of UAD, pnmipolt, orchi(<ls end <ontrodo<i for iKe nem Prudential Building in Boston west listed with the story of leod-avbestos onti-vibralion pads for the rew building. The editors erred in omitting the most important of the cots* trodors, the monufodvren of the leod-osbrslos pods them* selves. These were made by -- Knopp Mills, Inc 23-15 Borden Avenue long Island City 1, H. Y. -- * jmzmi I III !:H- '. -j ; -VfrWai I MJ TOI . ^r,<a;m t \T/y^fpgwi rw.' 5^iji.y.^*jy9M LIA23841 ** 10 '* l Ht l*l>tlt* S|tU ikoi fti t Sa h' Mfl. At # ('<M| At ln4 *' tfAt I*0 H > SO . 1 A*A#i >* (.' 10 Narl7 90 :* t* d Uad *> *i*4 t p<> tar,(tv*l '< l *>.% A*fK t>>^ Of*. U.S S'tti Ct-p Ce*9wt 9 Co'p. |<* 'HJ % 000 t' *4 !ad po.a* i*i t 'l ' l *K* lc't ) bf^ft (tkr k ad c V* <<( i * tfc* f.ri <M H| Jffit( t b a-rr-4 .**> low !* ' f.<*< < Sorfi^ocU'* ^*ii 0*> Sb- J. R.<l> S'ft'i lc l-fL III |(klj. wll| ll (h Im'Ij I \>1mI4i <f lit*' I !* Hit ( I .ul Jr I w\ |ijtwt| J|| V J t**l "nijliii;; ami 4'tflm^ { Iii;.liv4t. |ujj:r, lull.llll;'*. |.| Alxl It II If* . ill Jli.l 4|f( ftff liairtliii*.-. ' nrti |ImI f.tt *iililrt| JitlU- vi<>u|>| *ul*lii I lutr (trr*'i-ii lit*- \a| J.ii inilr mt V*lk lli< }| ||>i lll.lli* Up |llf \i ti )r|v l Nj|r tli^-littai S\ l.m lii I * *9 I. Nfh J' iwt l.il< liijm^i* . jiliol Jti nrfajrr ( 1J.IJ** .it* |wt mil*- . It fla\. ticilt- Hull Ittr linw- |k II.IIMUI I .t* fl villi |Im*w tlnpir-i\f jlii* I Ik * |iiinp<ii< ii| a <AI*. iu< (rjM- in jul<>m<*l>il<* irj:itf ainai 1*1 |`#:V \r J-i w\'* Njtr Ilijrli- |V-|M(l<iHfil lu* l*rii l*ul*liti~ rv*v 4ii<l iltiplift in- rvilinp ftilitif%. \m Iffnl^t-ff jir 4n ini|M<rl4ii| p.nt <.f llii% t xp.iliflill^ ..itl *\ Itfti ill \*v Jriwi. j ii I*t i*lpf ami Ilif ItiMitf I ii<U'f. ( vltifit *j mii (It* II41 lrii.i<i. Itui'i mi (loftH- r<i*ifin Nr* JriMt, \|.*M (lull | i.IRKt ^jlUit nf paint urir If- tjiiiitil I** t t.\fi (Ik - Iiu * lutal l<ft *m tlv it*utr J3I l<ii<l^r iloiif. .111<( *vtf (liinl- <>f lli.il *4 (Im` -llffp 4 It 11 llflfl ttfjf tff hfl IfJfl plilltfl. 11*c llimfr A |f|if!"t VJ i)li pltlfx1rt{ v till 4 *lup .iiifl ItfM u mI of nil If4*1 paint. Otrr II milliitn lit. tf liin filial ml Irili (nf 1 riitrlil |fi-t vrtr u*ftl li IftiiM llir Htuiif -1 l*u.|,i- .iih I it i**t|inift| iu**ir ili.ut .i.Ot' ^a II**h * <<( If*i Ifjtl >lit*|i ami llflfl mat paiul I lu* paiftt ii-.l in Ih >(Ii i4*r < ttnft*i iiifi l<> C (In' \tv Jftfi Naif lli^ltv.it 1 tf]*atltn<-nt >t.iii*I.n*l Sjti ill* ,ilit<ii l**i i.*,nl .iml |iiil^* tui'Uu* ti*fi: I tIt-1 at Sj*rt ili< Ati*.u Tl-l'-JUt*. I \jf I: ami \1-1to l*t-^i>;iiali*n \l ~'2. I '|^ II. an m* yy*oy^gy y..^v-.-j^v LIA23842 --.-> f'- fr-r ,-, iff n naiu ( .'/) O CV .. ORGANOLEAD COMPOUNDS * <>f uvi lu) HMtriiji* i <M4iuiliittp <f m i.imn.xij4j>f in lli* f tilur\. HOT .ml iUitt *( |ui < \^l|||>ln> af i-4 .lilfll I Uf i- mIimIi "jtlirliif lu*l f..f (r^l* tlwir tr:i:^tL.l4r u-M-fultw** 4IIV Ifjf. tl * a* tl- familiar f j \ tlut lrj.1 |< |!m* un<icl(jLin^ .( 4 lu! i IwritH j I* un<U-f tin- Iii > t >**i of I lx* !'>l'*ftl4*t4Ml.l( I < .1.1 /in. It Of. .a h m .it tlw |o'ii(ui* fa*i Or* (I-i i iMm I NO in l ttmlif. Of |lw ItliM-to.U f-aloa- -luilv.-l in tft* f.tijr lutr *ln.*>n >< It j i|<im|-w (I'll |!m- air I i*in j | * i lu* *i| in Isti t'.il <|uanlil\ f.-i evaluation. fin fiiiil *i I iii| Jlr- ml.'mjli.Ho ..I * itii tile* fjmil t.n Jf..|iuti< In ini. ,t|. Iwi/a-iw. an.I .Of- fltlJ* ana'll If4*1 JllMM.lt*>-* <( Jl>(- U jl * i.im|io u ih I. 1 Iwir *liintuff i* .malo}*.*!* ! tlrf mr*t icium.-i* alVil l*-j*l. |-trat-tln I Ifj.l. j m,.L|v Um*I 4* 4it jnljlhoL jl*liti\r f..f ^4**>lilM*. 11m* full (** ii|t;i\f iijitif* of lir f*H4l jfr: *ftiopWft Wed WiopWajf 6iod tnpw*,* m #cu {(,Kt},ru.oaut 4ipkraj4 tad diotetolt K.iUi^OOCM, 1*1 * ItitntMl > h ii tfiin- |>j in 1> ..I,-il tl*.*t all f...r .ifr '.nutjl!\ u*'fiil in tlw foil* .** tn _ jfilllotjl inr |m nl** for nut mw |mmiN, |k ***Ii * ttlr*. Iu mI jfi<l li.-ltl l.tl.tlt/i I * t..| |-l\ IIM I t/fil . Illnf lll.lfa- I llVill.l*. lu.M*. .l(.lU`t- f..| * 1. 1*I fi r*tri i(o atioft j:rtw*i allx . ami j |fo*lu*rf of i Imiu m*! failkaU. Ilrrir * t*\H nti 0 An iinlllrflMI tlial |Im*> lnMjl*l n| |tr lumllfil l<\ itw\|ri ir*tM *f of unifi* f.riin-i{ |4 n|4f 4ih I |aiofM-f j.rn j u Hh < h i liaii.llm^ nult-iijl* >f llii* km<1 arc* in llw*w m< lu.lr janMn-. li.Mi a-aimt inj;f~*tn*. inltjljfion ami *l.in j|n..(|>(i.4t. lliourh of tlw i II|IOMh I*> Jir liinilf-al. tlirx Mill |w mj.U* mail- .if*If *.|| fo.- uwr O jlu.lti*MX. Iii>|ui<i** li.Kil*l If lirr*tr<! t.< f*i.f. t. j. M. *4ii .1^1 Krik. In*titiitf fof Oi-jni. <1wtiiit(\ 1 \< I. *') (.(ifw. -traal. I to-* lit. Ilf \<-tIwilanf*. VU io>|ui<if* `li..*jl*l U- At * ooij>aii*>l b) a ilr ..I (hr li-f.f of .x |i]4k 'A* I ton Iw tiM-al j<|.| tlw j.I.m for altialioo. (/yxJd tdot tftfopb.ea]d tad tetorlaii Wrapt** ft d-itod1 fOMrftf ffflow tripKeo^f tad otrtof*9 d*pWajd Wo4 (tedm tdortat PROPERTIES OF ARYLLEAD COMPOUNDS fr rttry^cOintioa SiobAtr SfUliUlf fiomt ftt Cft 27S'f tklereforn |dftempoti*t} ft f w 1$ mfl reqr food 4f* 'iff fv * imet 01 7i 12 m f~* MW *> 01 0J i; f k>lH 04 dmemp ISO'C Cbloroform (1 f ia J rnf) ppt ifb r^uof vof fttionof tta dtfrod. If txpeted H KfW imd. 0.4 100 m 1 3*0 7S Of ?04 *C OtftOAf fdetompetmf) (11 w 2$ mf) nr, |M* OH s ns 12 4 ij SO .$ 0.4 21J*C ottloof, ottt* wry food odd (I % k IQ d) M 100 no 10 70 Of 42i 14 01 \) taompom M kotiA| Wi> tad ond Utrophfff tad. Oo* (ompewfiofl tlcftt ot about fO'( o*d h foJHf rapid of ISQ'C 7) Trlpbfftff tad otrtoti h a loWj- tttortf bau. * < * , t`l L( ) I. | tf X - [. 3) fpmula at (iva M bodjr of ttM orttcW, but tea oft* b* b'oi/itd wifb oat melt of otefk etid of tryttoUi/ofioa. Wifbout tS eod of ttpioflitoJta tbh H o r*ob bot* end moy hj'droTtrt N ieT tiltrrf mi voftr. .ft LIA238A3 & 0*'*1 mep ot h* Ce*<* *h*n: |--W* # rt. k*d et *W* il* f*h*0 r*d '<fcrT . 1 -- 71 pem* ^f*u< *tWT rey. 4 --p*e' r#p#i, S -- **e <e*fe be lOO. 200. 9*4 )00 yed ta*it, 4 -- be'e 7 -- th* |i4 4*4 Ktp t'<, | --lV< <t|f^v 4*a4. N* Ail tl K*. )) *W V*1>4 ffM Itl #*e'd l<M 0 |4f'rl 4U fhe,fk l4| (K{l^^| M I* fft N *f Vi*- #1 *he 44{* Item th* let {et tl^Wt). PLANNING A < 1 Ilf: CONSTfTtTION jrixe* An*/. icann live tifrVxI to own and carry fire arm*, yet the axrrape city-dweller ne'er ha a chance t< cnjv shr-din^ nr tram tlr rule-* that make it safe and Mtidxinf. SX"hat Soul Tr**op nr flora* Cut. wouldn't welcome the chance : do Mune u|rr\i*cd ah<*4iny:? Industrial plant* *%itfi nrpani/ed rluh and trJMi* ha\e found rl<x*4np a (H.j.ular a* iMtwIinj:. Oiarlm K. Pound. CorninUoittnef of Park* in New York** Westchester 0untv, aml Qiarle* L. Happ, Direc* tor of Park* and P1.fnritnjr, recently huilt a budget-iri< l Sjw*iUmm*o Center riunbininp *hH>tinp. archery, ami a raxtirif |*nd. They laid d<*n these fundamental* m undertaking lire projert: Drttrmlno fh* i*td frt'i ttfimoffd that 50.000 poopl* may mol* vu of ft* Sportv *h m (trtlor). Velnrt tomoto liti - if pouiblc. hen mil* rntrl "no moni load.** Th* Sports* m*n's (tator not only her thh butler ix. but 1500 wonany Uym to mart H off, aloof vftk high fcnroi io tho moil troflUkod an ViCinjoen of the ('mimy offuioU to toko mpoavbtlity lor 0*7 rmferorob>< pxrWk rtortioa - uwefly fron those West fomi&or with ihoetinf. Tbo yuidiny philosophy mod Ve that the most food h Winy done lor (he freated oambor #1 ponom. fdobtiik who hot the lofol riyht to bvftd the facility. the pood judymeot la setertiny o ift*. KM mod important. live up to tho tonlmaJ*y mpoaubrtity to mokrto* wMy, Tin* 5|*oftvm* Center rxrntually will haxe two *e|Mrate l<H<4ati*n pivt<4 ranpro of 15 and 2-> (cxunbmrd 1, and Vl tatilr; ranges for lafyc lv*re pun* of 100. CtKt. and 300 \ard*: a 4-Vstalion ran?- f**r *n.ill K*rr at .Vt or lot \ar<I. and four fields for trap and kret ah<M*tinj: In aldilion there a fix and lait ca^tinp pond and two arl*crx ranpr* for target and held jnlien. UesKirt pure iecreatin theve facilities will le uvxl: to instruct hunter* so that tlxry can pm the safci* examination rejuiieil lx the Mate: for jMili<v |>ra<1ne, and for safrtx demm*trati*'ns. V*d i* <h l*<*4rv m*4 700 yard b't rft < a C4***+, A ' bcl4 COHh Ulet mine*. tipnwnV^ax'ffii bonVed *'\J ,V* pil a |3 f'lll i to {*. Depth ( I fnt* keldisf l *uv .* Jf3j>V-**!; l'4t M'r! LIA2 38 4 4 if. ST**, ,,it. . , *V';{L--f, / f:>. . > : - -V.'.; *r ,\>-#v o -A .-.d 1 ir'fc I * n- /-. .. 1 _ r1 -'** `"J. ihltrr facilities t the i-niter u k Iu -U- j nuin * ilh Mii(k Kir, i n<fi* cirte hbk ammunition >trapr ruoni. and a parking b*t. Thouph l!e price tap of tfw center i *0. The saxinp t* largely the j rr-ult of Conmiis*i4ier Pound's <x*o- <nitr.xti<Hi *n utility and safety to the rxclu'ion of frill*. ami Mr. ISi|>|)'i tirrl*v* pluming ami effort* to Mir within t1*e $25<l.UWt appropriated ff tlx* project. lire center plan* |o |e in operation by early fall VKA, n iKi J. 100 f * b# ut 4 . 'op X* p4 *") Itat*. tMctM*1! UW ^t<i| it4r*l r*IUn U otx-'viJtS ULTRASOUND N*4 Wo*M Krt*i lr rlicUiuw r* MmI i*op. Shrinks a pickling line In the fabrication of Mrrl hot* rolling tend* to cause "will scale** or urfice oxidation to form. Thi* oxi dation or scale is then mnoxed lefore the next *jcratinn -- cold rolling -- t* carried out. While it sound* xeiy simple, the successful removal of mill cale fpick- Unp) i* a major step in steel fabrica- iiufl. And. up to now, it K* required she* hlaMinp. or *<rfne other methed of loo*enn^ scale. recoiling and tKn soaking in several vat* of acid to complete scale remoxah rinrinp* and drying. In ur*Ier to pet around this compli* rated procedure, tlte Carjentrr Steel Co. of Reading. Pa. has installed the first productiim mo<W ultrasonic pickling line for continuous strip. While the unit still work* in coojunc- (ion with a shot blaster and an acid bath, thank* to ultrasonic energy and the lead xirconatetitanate transducer* that pr>duce it. pickling i* done rap idly *t a lower cttsl - - and fini*hed product ii uniformly cleaner. Not only that, but to have r*2ab- lidn'd tle same |ierat*n on a eon* liiiuou* Kxi* with straight acid-t\|>e pitkling would luxe required a preat deal nn-re parr; initial cqutjxnent nrstx would luxe 1`ern hiplier, and the di*prsa| problem treated by tire *jent acid would haxe !ccn greatly magnified. U"hat happens t> this: shot-blasted sterl strip i* fed into an alkaline solu tion at one end of the iS-ft. loop machine, and from there it pne* betwr-n a baUen of 3 lead xirconatetrlanale ceramic transducers *. ibratinp at ajpr<*xixnateljr 2-v.UCO cycle* per seronii. ith ten f thrse 250 watt transducer* x ibratinp in the solution m either side of the steel strip, the remainder of the scale not knocked off by shut blastinp is easily removed br utlra*ounl_ While still in the ma chine the steel is rinsed and "damp dried** by mean* of a hiph pressure air knife -- all of thi* at a maximum rate of 100 ft jer minute. Two acid- pkklinp bath* foQow ripht in line after (he ultrasonic chaner, and, dej>endinp upon the ma terial heinp processed, may or mar not be used. After that, the strip k pixen a final rinse, dried and eoilrd. The ultrasonic cleaner waa huili and dexelope*! by P. C. S. Div^ Na tional Ultrasonic Oxrp., Somerville, N. J.. *jw'rialt*t in the field of ultra**Kiic cleaninp. U'hile there are other transducer material* available. Na tional Ultrasonic chofe lead rirvxtoatrtitanate lrcaux it has proxed to he aKtut tl* lest piex.wlectric material axailable. And it h.i* l*een foumt to l*e espcriallv int|M>rtant for applieslion* involx inp hiph jw**er lexel* over wide lemjK-raturc ranprs. --7 - Bii. mr j LIA23845 aJL&t u 't tv* V* m* / fi*> *L* tn. tKf t'4 ete. 14 Ul V.^V TV* *- *"* ' *b** S >0 e I 4 l*4, TRANSFORM tead-steel-glass fiber housing developed at Portland General Electric lopt 15 io 20 decibels from transformer's hum Kir* t i w |ihrt, 4mI ||r Wills!tr (hat |itusi<|r k. are* lilrfi |ro nrwli ft pratilmi. Orw ( llt>' lr lintr' w l>m |r(4r tH^irr rjflirf t wh.-s 4 |i an-hro**f rtf -4*l>t Attnfs in 4 r|Mf1 lri;|ilillHttl. Ml l.jn* f,*rr>rr* hum. If llr nuitmi' ate* t|oir1 nxHj.'k an.! list* ltjnf<'(nwr iKti\ ds. rr i a nr'i'** j-ie..!*- Irnt 4 jitnhUni h Ii k Ii Or * utllllK*' n<js |j> ftmii-in.h *( il.JIas- !< t*t m t m< |U'I fitr m( jllali* <i l till ()< (hr 4 fjun\ fu f.ll-t*.e-t| *w* t*1 !* u -u j I joth- in iillgin: nr h !(<. fn-t. lire tian*- frtf :m r i ars l<r tij.!j` i si * slh |.ru!!r Iiij sit rt|ii|tf|tnif luMlr; 4 l**l f jfil.;. |U Ul.it^ 41. \J-t:*isi . takr t*tn ! |'tr ut* arvf. *f * '"jt'r. nte.ui 4<i-<rlf4.ji ..! Ii tniM'sj| s | tlw |lfr*f<itnirt jt>rl r< iii-4j(!aftt'fi |Ir 1i>* i-nr. "I hr* n-K.'l .S|^.f.vt. Ir i* f.. j iwflf.ft fiu-ofin rtK l gtr With 4rrtu*tl< 11 r ,t tl1-|| Jtfl Vsllt rtf Mllb-M/f llr Jritllll'tfl rtf g^ilr1IM7t tart jiinrl* t< itr lt<iii'{<>lTitrf. Mule |li* rnjs ii.tf i .*4 a* nssw Is j 11 a- Inw |tl r- fl(. it ha tlsr rltjolrjiir lls.s! j u s `It* |t j*t in **u:s*l IrM-j in iwv ltrt* lints i- m i'.ui|utis*l hs an rn- 4 Irjv i< unnlltrf. t Hhlt. h<, tl Hu Jh* ifsal tj|<]iliiititjfs itfliir.- |nu-*t If jtitts nb-il an r\j-n*isr fslu |f rr- Itn-ltls l<* j!nl U'lutntt ar*- iK-4ti.il \Mj t ii l'.`rltaiitl Ik ih -i j I i.U-.tin 'j4H|tam io> rm*! i Minjtl.iinl- j|>ml a luitl i`( list4t *ili-U' j-h.s-r aul*- t(arift`iMM-i. lljr fu-t l4-j j> 4 wH|in| li-srl ufsrs In * klMtlvr llr 4 mif*1ainl s.rli- \ali*(. <lftrtj -s ft 4 Mirsrs will *kr.n llsal llsr n.ti*r |*r!*- h-tn t* liillni". |Im' iirfii|tljiiit (t*nnun; f/iati i'w-tilm.n| lli.il t*sr unit Ma* husft at all. (jud-. ajitfi.- i* nfti-n lilt* "^r.lulinn lit truth '`llni-T J.fnh Irn*. In thi < lhn/;h. fra*hft;* |,ilm In-twcrn m*ih*t;ht jixl I \. M Jir.stirl that ihrir W4* wlltl lrJm ft>r ||w 14-niftluintv f tiui U j Imi* al (fttfii | 1 itn iU| jliSr I hr tiiiuinsum tii;}it*iuw* Irsrl, Its a in hicit at |uje-i |tf ! tls- l i.*t it utr rtf I I.'It Hal ami l.lrt Ifl.IlH I ll.llHrl'. Ml I*. N. Vlkltt- i( l*fitlaii`l lirtw-ial l.h-tin <l 4 I ||'l tl*r U* l-.mfl nr.l'h- f Im It III tlwf s>iil>: ' ll. t n'<!'-1.1!> *i <>l j'laii' l>u fii|grr -s 'Inn a. Mil iff*. ami it* t.-ni/. m: llsr ,.s..ll..h.1its thll li In- Inti'. S...uM Jll-r W till 11.1 1 , ..-in; f fi*j s it;i llr ful Utr. d-< .L 1 l-|f|| w a- t'i.1'Ir f J.i-I J. . -nlsr (1.4- r-l- I. s s. hut t-. Inti ISW fa.ml. .11 1 h Htflli (ran-fn (flM-r ft: `If l<( ..hlt-fll- Ml ;-.1 sal that .ina|s /iss; an.! -Kill. m; |fr.r|fi.rei| |f fu'Mir I.. hi..,.- wi-ijltl In- irlatisr|\ 1*1.h inst*^|i;al4->l *u<l"U(i'l|li" tlw ll.iiMfflin l wills a 4 |tt-r.|illin; M.ii-r itaiurf lire <lra W J- In toirt.iisi (hr HW Il u*^sVs u'/4 * . *<. TV* data Vn *V* se.*> n'**4? pj.d ** s*B fp| a lt>4 sil*sv'f. As e siXf^t note tV< a 40 decibel kear KiS coe<ed s *0 p* (et Hi io w 'c * o v IW aaly ptodc 9 >0 d*<!bal <t*f^k. Il.ti<a- ti|| h*r|i llsr nahttturr `MtiaU rn<`U;ls m dial llsr fa<lt.i|nf <iuhl tnii.liii in (lirir lsttfni.il |*ititfi. Sr\ 4 fa! 4 iiilsiitHi* hatl !< }<r iih I if tls> -4 Isniir wa> |4# wuk f ii*l. i( hatl It* l*r jtt^nl.l. I.. iu,,kt rft.*U;ll HrUIStl tr.iM'tni'-'irtfi |tf. Mslrt iler hailirf It. K'ist' list- | ll tli U'tlt. ?H'tfitl. (Im* <<l|lll huil.l ti| ill'i'lf tin- 4i .i.~gtr h.nl In In- U It! In h iii- ft i-- it.ihlr talnr. I hurl tin- |i ati-fnni.ft h.nl |n a,at lintif |t. hni't*nfi <lft.t<s,U. \t,| |t. ir.tfls . tlsr . ..-.I hatf I.. I ''tllHKfr.iiij|>< with ihr fr-till*. ITwntt tH af 4-\at.iinaf:.a .f tlw |.Ljk htnj.-lrt ItnllH- llsr |-uJ * 11 .t I tf 4- r r l 111 <i<*fr tr.S.la.. nf (Isr unit. Hm iiitjt.it*. ..f t vt ii -si-..ill ;a|<- iii liv h.iff h i .m In* -**-i ifs |hr jtlnt (Hi-llr- r . ll a 1^1* th* sIn I ^ltr;u|jt|,m I- am) a Hi *tts i)n-l lurrii'i i si'ttl. |1m* 4* \ ll'fll Itf IS.S.t.l^r 11111*1 In .si li-a-1 '* * jrf n-fi|. ll k|r Stalls'll tlr.ll d.t- 1.1-1 ls*W |n*1 r'l-sil itf arra wi.gl.l In- ...srtcl ttillv al ill! fr.S'a-tl s-4 all*! Ifn'lhk* r-Jir- 4 sails ill \ irw itf llsr sals.-- ar.t! ;a--r- whith h.stl In |rr a<r---il4r. 1 <t -ln|r |!m- huil.l ri|i nf *'Ulnf within tin- t'ir< l-r-rfit . ( w.i |tl.nifM*t In nn.iinl .s | ss in it h d irk hlaiski-t r<( ;_*l." hln-i a|it\ iin.stoU 4*nr im Is iss-irli- tin- iitin-f f,si <*. It w.s- r-tinsati-tl .ilnf *ul-n-iji|4|itl\ Vtnlir ilhs tnra- -Ui4*tn4-ul that list- wnuM hnl.I tlsr fisnlif lljr In T ih* iln h. In -<-li* liu; ns.ili ti.iU f* tlsr |mi- lii-f w .s ll- tlsrin-f-lsr-. tl*r law*' Ilf ai iisj'lir* inilii ali-il that tlsr Iw.ss h *I (Im- ludis-f. (hr ifI. *i e* urnl wnul.l In- -|n|<|n*!. tin* niaflsi-isiaisi * nf ||sr itu- dtintt .tit- i/uitf' itMij`h-s. httwt-srr. Mirr in rifsti-f fnf (In- Pl.t** law ,n i lit.iti'U (ilitlir I |n-t f..sin.sin r | haiiis-r a * **ii li<* h.nl tu |N- friimil whirls wr.uhl n<4 (s**niiatr at Ilf In-hiw live* fli-sJUf-nr i* i<| 4|Um|ii(|. a-- .1 T LI&23846 ^CLOSURE HOLDS NOISE IN pi<t**t at f t* lK<* <>*. |'>^M| twt II 4'Wl <** lk tfnj 4 tat tfV |*cf hn**4 jumrt liivr. llk-w nr 131, iJllt. j ih I |n V-rf rxlriil lift <>V |*rf V** <fnl I Vail. Ikkkhil l< 1<t | kith ,vllhHi**, i^msn llr lunirt toll lindux- i<( |I fcri;:lit and V (dtiy il |inl< m*t fn rr^nj|r. IV iVtfrv lilliifoitTM't*, rdh kith 4 maximum (dime ( 4 4 7 !\ \ in 'Ii-j x Io mii vf\i<r. <l(i^>|iin; | I t It In U. krtr nh-fitkal. 1V\ 4<mh | ll** *iit 1 I f**H lli-h. IV Jrlun k4* ! i ..ni|*hlr lltr nh l.^urr- f*r h v . iIh ii "n jln .nl k lilt llr ftlhrt |it. |H|l|i|i; Id (In' rxju rifinr ^diiwil IIk * l>jni i kj fna.lr l<\ Ijniinjtin- w;.i^r t*rl (* (ur-|uiMi *1 |ti 111* III Irjnl kith all r*(*nM 4llk-*i\r IKi* i*.i ({is>nl mi<{ ut htted *4->linitv 1 Ik - n<|..*uf- and it* fram*- fcrlr Iui11 l* Ik- ||-r .iri'l iwi' lj|rd f|*ll fin- If JIJ-fnftlH'f VJatinii nf (In- haifkf in j iVi^n (il<- thi** i' juiu- imjr.itaitt It'i.iu-**- JliV inn li.tfix j| i *ti|*1111^ Io -Ii i mi i (V hairirj and I Ik * Iij ii .Iniim-t mxilil luw |*imilt<*i( \ ihratimi tut rl ml*, tlh- X.lll Jlll li'UilMk 4> -.||ll<l ltd tlj< iu<m )>i|x^ and Mtin:* j.it u iit" |Im- k.ilh xnr i-xilalnl (tnm (Ivt-m Id nfM|vlijMf tK-tijWrlM- IV (1.1ll*h>f Itk'f ||* ll tu U|>|Hi||nl nil tuhVr |u<l* "i ilul ul>ulin muM iil luu*| to iV hall' \ ij |Ih - Ik u imIj - |iIi. |!:r lih-tal ||N|( ( (Im- fil' I'nUir kj*. lltr irtih -\i |4i<h i |n llii* |if4t (Mr. It hj ilili-|ili<iiulli (a>|riinl ( |lk- (Ik-|n|i *f tl^ll'fnfMirr .it 4 Jfnitlt k lift I- \it<rjti<>(l hj* IMMlillMIIII Vhi' ha j**i|t|r U-i-j u v (hr t.H( %.-* fl*\thlr and huul'l n**t tuii'iiiit ulna linn In (Ik * k.ll|* VK-II. lltr MH.lll 14 *|t I nf |||- IfJli'fnlllM-r li<l lint Ji lt iiif.il*- illli- (n II* lli;ll ft .!* j| ,iv* lt-4NN Inidmu**. am 1. itt Iiiin. i> (Mfliallt i*nl.t|-'| l.v ilk* -^4* lillfil I .It ilv innlrf i(. \ftrr ini|ilHMi. I Hit Itrfnrr iV fadiatm* hi-ir lriritaltrtl. (hr lllfi*- fnifltrf hi* l-*(*d. IV Jr**till k4 4 fvdu* (* lit nni**** nf 21 <in ilk-k tt lm tV f.nlutm* tn-tr jpj'.n trt- 'lilli'l (Ih - lii*r ltr*<\ nf inur'd*. I*ul 4 IH-J jraih nf 17 tin ikl' mnaifk-l. t ,tl< ulti.rtl 'Ikihnl lltjl il hit li4 il In *rv4, illi|initrt|lrli| kith 4 I'Hfr-r I.Jflirf Ulllr** dvr I4<ll4fn(* mild V r--l.ilnl ffnfll tlvr **`Ufrr. |tj*-d ..fi |V%r n-*ult*. knfit krfit .tlk-J'i <4i tV Jul |hn luri*- (nttlH-l* li-* u|-r\i*|nti *j* pitrtl llk-w Jtt.l hlmi tV\ rif |r*lnl ll hi* fnufnl liut tlhrt hr(f |liln* fn (itr lr-h il--U fmi'M-r llun ilk- llf*t. IV fjlill k.t* f..Mnl ill *|4 lr |t*rrti tV -n*lnurr jfnl (V Ii4r**- fnit(H-(. W lk-t lit!*. V* J* *t Itt (*-! tlvr |k*t fnjrujfk * iit<|ifntn| I r*l hi II- dk-ft nt.tilr In **** if (V iImiimj I in*ul.tli<*n v*..i i|.| uuv lltr Itjfi*fnMt>rf* t>< Mill hnt It hi* fidilul that *mnil ami (hit'i *li^i* 1 4in- Ullir inln dilMI l*i I lirf lllJfl la-fivJr. I tut jn<*l<ki^rr*l |*--t jl-- that tlr iiuximum |njl * 11< I i" t < iu- iV ll.xil'fnrllk I* |n tun lln(. ItiM 'l Hi IV *un '*.* ( tlk* <4 Vnk*. I'nlll.itnl tk-iirul l.hillk i Ih'h JiljMllill^ III 4 lil"r tlnn. jiliik* tijinfmitii-i luting tlk- vimr talin; rt* ||k* tlk'li- itr* lilk*'l Ikff. \mnll" tlk- III.h IiIh .llinfl* |i|.Min-ll (l' ilk* !M*k unit 4(1* f-i(lj("<*'l tlrjuikr Uikii-tt (Im- tr4<i*f<Km*r ami (V 4<li.<tnr fn l-ds* in*l all.ltinfl nf llw i-U< t<M||ir .tint JM-lll.Ijn "ilr 4 hit lima' r*"lti**n in lh>' i.nli.itnr. It j* j Imi (n <hj(i^<- (hr (Jlin >( In h-jil in tV l4tri*f. "fin* miik * V4i-(r;lil |*f*f kiju.tfr hk*( kill V Jiuin* t.lilMNl. hut ilk* ailinunt nf h*4<i kill V "i al r. hi (4-iMkiit^ (hr niipual *h-*ipn ^-*al* it 1 an lx* d-'-n that mnu^li Iran**. Oli*i*n In** hi* (rili/nl |ii kiKr tV jiinhU-tti. Siuml huiil u| in**i<ir tV rfk l**urr hi* < fitmllnl. `IV (ran*, fmivi-f Millrml nn l" in aj*.iif\ 4* 4 (**ul( nf tlvr (iralmrtil. \ml liiulh. (V ii**t hj* iMtmu-iku(atr kith (V rr*ultv IV .1* (ti.il < n*t nf Ifralin- (lii* If JtnlnMlkf haul* hi* >J|.UII al>"at t'l*. |*-| nut *f tV ii*t **f tV lrart.f<*riiM*f |ri ilnilrl nf |\*>i*- tr- i|ui li'.n .uliinnl. Sjk*i i.i| l<ih ii<>i*- lrjn<f*iiiii' i*. a< i-i<lin-.- I.* ti^- uir*. h.*l I (.1 |,l ^r| n|j| *.|t tlk- *4H'r l.**l*. 1 Ik- (I4tti.ll *m.hitinn il fcil -II*lr lltmtl^h UM* *( j thin- kjll n4 *--iin hall in atnl jm |i.ifi-| f1 f th- 11 .in*honk r kmjt,l haxr < *! j Im.iiI ft.7 (i t iml. f^.|ik-*.1 Mi \ilkm* |*.i|M f |*-h`lr If I.I.. "11 in*|. uit \**-|{* luitiidi k iih a ( !* f iftinr Ma* fjk lai* Inoiifi*. aii* at.11l.1hlr tlilmi.fi I ral Irnlu.lnr* \**.i;(|..n |(m A m(M ( ffc* tk'kvM fr vAtfAMjl.o* If i *( vj t lO * / * 4 ikflv Wod. U* *<t>#t f |Utl ft** t*kh iK >*. tat*. I* fif> t jti |*4 i*yVl ft. fakty <*<kpi* i*<t*k* n kti TVit (i th*- vy iV* I*a4 .*** (*{ fn Ht( (V* A kink >*ft f 4 t pA~?r^z -- i -- LIAZ3847 v> How porcelain is working for design engneers! block 0*4 **kto. AppL4 * tfc'ft !<*;, tkt, tk to44 4ot*'* <kip 0* pop ft. > tk* t-f4 Vo** ** A* (**> of pot'v iXa^v *<_ M*| lock * > t* tbt< ftk.ft. * M V^koOfl 0*4 tO*to*o * p'ob'om. C^**^*! ( Ioo4o4 ^o*c**k 'r* 4--****i<4 V| k'.i opp'icr*-** Al*o. H /#<< ** *#! * krf <<>< p*H *'-** '*< >*f. r^- ' %to tk-*4 *(. M4o Vf !* poc* *lft.4* ft* ',* #* . fkft tO*l * t :*'f 0*4 ai-\ <o j *4 4*ftt*4-#* Vf pi*o*** po'ca'j.* A!io tb*** o'o '* p*o't e* f **t !o-" . lo44 t*<'.* o>* <4o* -- o*i t**ft v*l r* la*'***. %<U*f topi'** *4 o*Vo to*4t*>*o N<> tliot |urrr!jin rtumrl im aluminum Ji4 <-omc d spe < il Ha* Ui-ft tjijiMtiinuitrh l.> tear* nwr llit-* *uj<riHr mating ua* fr*4 ct*m> rrv-fitalli mini lii<*!*< and intrrr*tin* ajiji|<-ati** jrr l*ctn|t madf * ilh H. I'of |K>*< *h Mtr |h 4 familial *ilS it, lhi j*..rlain i Mi.iilar in tnam t<< |Im* |nrn-Uin imi mifKt Imd t i i<ur *t<>w> - it a r!t" iiuiiti: fu*r*l *n a mdil l- *lrat*. In tlr ii0 of }*Kr(jjn ifl aluminum, tlx "|j * i* fu**-l l tlunii- tiutu at a trtnjK-i otui** of *t,hl 1***1 f,, |Kr r\| Irtnjvrjlurr tU* u|`(i j*t |fir uf 1)k rtunvl and iri "lit <*f tndjl. Pit "la** U*c~d ft.f i<*,iltn? aiui-li- I r.uin i jii<*' in i nitttW-i| 4|>|>li< mi !* fit IIw l<ut it>nil all :(.in |r.i<l. *ili< .1. Inl;lii'ii, mn Iiu iii. lUjiMum. and a (m orlw-f "la**- I'uLili; tli*-m>4al* iiitim.itoh mi\rd ami -ft... fu*~ { ml..' -null l -!j ** f r t ; rn* |.| . . .iillt-.I fill* f IMlIlt lfl* (*,. 1rut*.. til ft V tl*-fi u it li .1 li<|u id -il.! i*r j \ tin mixtni*- i. 1 Ik - n*H.i,L it.iliirt* * ..f ti i in.- mi llm (urru. tlw i' * iti<*M. i J' t* * j **'** ."tot* *4*4 S,"*'* k*' .1 !* *0* 1^0 k.O-l* 4 t* * ("il ftil * l#4*4 po*- l'ft l l: * * J'*4 ft'.'k'ftO ft* ii>#. i'll* * i 4f Vy i liKltfti t-#1* -- fti. **oi**.*4 4i1**4 to- *^ <** l l>k*4<4 *< * 4 lillft*'.! 1 KlftkM ** IftoiftJ 1 p0'<oU.*'* (*>:< to* 010k>, *t o.V.ic**'l po%a*. t*oi *'i rko* -- V* >1 ft1,*!*.* ik**ft ,* for 0 *>wtk a* 40*. foy f#*c*lo'. oo*.*^ t^ fo.1.lT O* 0*l'*'| t <** (O*- r* o*4 t*>o'p 'a4`< M 4">o^**'o*ft4 for fot,fc tfoft p44 m*tol *4 tk* t.<*v'oi4 *oc4 ffftil t*0*. Wfoo **o4* W.'ft for Soto* Mfii'i Co'p.. S q** fof *4 S'l'iti. Ii< ' tiftUi, **<'oiw'*. k*l for Hol* $* !. lot. 0 10 LIA23848 'Ictteicbtuty 6dd& 'Tf k c {a ... &ccctdle&d l*o4 efcxHairt--m*t it'ioiiimnitU'tl fot li-ltt frjilm; Imi! if Xnil fidti* 4 M-li<! iitrcM in ruirnil irwanli and put-tii aiioii* on tr liuii at drxr|n|. Mirlil *, i.i: v i i \n>ik vers. Ildird ititMillili l>l tlir I/41I (W-Xrloj*- inriil \*~ iatioti 111 bouton ran Irlji \oii Lrrj* al*irat nf (Im* litrfjlutr nf .ill KKintlx**. I -r llir 4<>U|n h i on |hr hat L oirl ( io|urt 4 *drtij4r lour ni|wrm h-ftnhrad if yu nit)i lo lr on itw Ir^ulat mailing 1i4 fof it. trod tftevi ft* ii tini'* . .nut . - 11U' ii ** v,tit<ij- i rn.itLm^ tlx- In - * till lt t|. .f V.t.i |?rv 11 jt of .mi Id In.loh is* tlfl. U-ad i* *r.itlnr .nd *.-a: pt*-f. and *utla*t f.tl- 1 ;i and phti lni*-%. >miph 111I tin 'll ip otf llw toll, nail if ilo*ii and paint it i .'il.tt ion *hitr. if |!\ |Hiuiil<;' a Ij .IU- of niHjlri) t< j>1 into llir d.lljiur of Jit .mlhltl and < -line |Im` a*tiMJ h it It j|r< fo-foir it up Ik * l>a* liiati.^nl to ut.tLr I t-pli a* of I hr Vtri a! air pi 1uiod In-ir. I lr * f.-ur.d ipiitr a v aiirt\ i i ii h i; ||m* l<M* of o |\pH of .ml* and iif'l* m thr | S. Ii i i.t c *. liLr iiiU. <L-f` I *ul\ i'r tuohrli had r x *1-11 if x OH pi.Ill V|*! UiH'itt. "1 'N j*'f t adx M c. t#od t i ft* mop . . . o**4 tt>i mop a *0 I*c41 Mf,,,l( | litllll. liiHiMlHil illu*t 1 at>>r. *at'-n o]otit. jml l*i..(i--*-*i of \if at iIh * t t.n>i*tlv <>f Idaho i* tillin" a map of thr i.i'nj'u* into a lai^r In-rl of had. If.r oti pi- |rd map. tnoiafix** a wi ll a-* it*-1uf, *ff lr fiiof|f,trl fo( |n t niJitrut <loplav in tlx urn >t id< iit ( iiK'it Imo Mi i i;. llr-ran Iwi- at jin* |VU |.-h-pli-HX lal hair (<>u ih I ~h iii- llii<ttllv itt *o|.h n,.- Ih -j v iK "o M plafrd *ulvrft fol rli 11 o|i i< rat. IllrX t(a<Lrd dottlt th- illHit ultv *Im1I 'o M mil. triit of a lr.nl tin -ol*trl frat lx* jxr tint, it lro<M*o huttlr * it IH*X: \rxri mix *>ijp n il I with \fjr ^.I.Ur' L?4 *noi fa* fi"' Ihjnda-* of inw V'Ij ** filaln*i>t that air than a fii- >;i< -til.iMH nt tali l* ira*n into uhrim ion <li.iin* {rf 'lr* than IIIh m411`i in 1 |.\ a (-piitiii" a pfol.^iivr 1ml.1l loaliir.- fai ai alit'-hirmitli-lra<l allot malm; i favoit| ) . htiti| hlri |iio.|u< lion at \inioiif Kttfan It I oimdatioii. CHANGE OF ADDRESS OR NEW READER Ut this tld of ho coupon If you hovo rectntly chongad your address or If you would like lo bo added to the mailing list for LEAD I------------------------------------------------------------------------------------------------------| CHANG! Of AOO*m j itUi< nu *m| N(W tlAOIt I, I irM _ I *.r 1 I Cpi I j Sn**i I I C'*t ION. !< {f'o.no ipo<-*f 1 LIA23849 uaUtaC ) Bifflfc tftb MM t#ffl LIBRARY OF TECHNICAL INFORMATION u j j j j j u j \x u j j 7 u j j j j j u j j v u j j j J |fc* #*1 tl^SU lt *1 *)*> rWvi* n (H l**e mo iKWiims tnooiiiOK, m mono* jurxw. mw t o u 17. . r. NEW LISTINGS CONSTRUCTION Corrosion data -- lead 4 olloys Pools end planted Silver anniversary roofs Chert prrwflto.kao at Tht coaottoa rrsHtomt of load and Hi cfleys It 181 common {he* t D<uripion oad dnt{ dflot's of tfta modtta (vtt hhlttUi of 4 short trod loots Kxh wlfS kd mdtrioh. i ko4 Uned pooh end plon*f,. Also tnwmrrolft 71 ri mo< f*on of srrvke. Methods of lead lining tanks ! 1 i o4reeiioft1 end oriM^wol tpoof<of>OfH. (ifM po#n Suilding construction bulletins 1. 5p*clfkei*m - Wad reO looncciiom, Tout pofi rtritw of corrosion ptdora^ncr and fobrkotion methods lot load f Isolation of buildings from vibrations plvmbiny 2. 5p#okoliww - Wod show* w>d soft pom Cutting press vibrations i fiylrt pay* rtprinf of deuripi*a of *ibroto ivlaf*o of ft* ftoco VitW Hoi* OmlepmoW 1. SewitkolMm-chemkei Wbotolorjr drain- Oilless bearings -- helicopters efr rfUran. m Montreal. Transformer noise reduction lead work for modem plumbing 52 pmtpeid. 51.50 pet tpr * wdrn of 10 1000*f bearings Nuclear materials Oeciyn. cemtiuclKMi dfloih of (Wl < fcfltay mass low tndcwu tot rlfctiitol homlotmon If* fofft. ifWtefod r mart. fcofvuty SWstrcrted 144 poy* tvl pmtafirtf clearly i iht anrmbiny itvdmt IT* memory tovh. proctdvm end methods (fU pof< reprint from UtfofioH U >vfa fftfmteriftf. Radiation protection GENERAL Seamless lerne for roofing fovt poyt reprint drurtta shields require meh fix ftp* or duct rtirovqh ofl openmyc Discovering the beouty of lead New uses for lead Sheet lecd for roofing and flashing lead plumbing leod-asbestol anti-vibrotion pods X-ray data -- lead ceramics, port R I ro; diRio<t>n dole tor 10 Lood compound; fivo poyt reprint. Design engineering data ENGINEERING 9Amailng new spark pump lead to control sound and vibration BATTERIES Clectric delivery trucks Truck costs in a jir Three ftampQ'Cpfct for miff'Oimq (ts of yes or befttry powered indvUricJ t*v<kt fhe choice of battery systems Materials of construction reviews tend c>-d hod fleers m dniffl ond cemlnrtlion l rreo<t end tnyn#fii/y *A4 New ceramic data Transducers for ultrasonics One peyt ifp'ml druubos aperoHny pnnei pit end tn*v FINISHES Decorative finishes for lead Red lead based paint systems Piopertifi end compotrfiont to* 2f fernVfl l*am end Sfsicmt lor c wdt *s/>rt| of v.fi end ripesum. 31 poyvt UPON IfOUfSI ff U40 )DU511If5 &SS0CIAf 10H Wilt If CUD TO Mill IU0 ' IfCOUIlT. TREE Of CttUCf, TO tMOSf iMlinUD. AND Will (OGNtitf WITHOUT OIUC1UON IN THE 5OIUH0N Of TOOt IU0 M0IUMS Icprodwced by leiterpiei* from l^od lypa. +** A\ol 10: Ivod Jndus'iioi Aisn., Inc., 792 Modi son Av*^ New Yorli 17, N. Y. i \\ Noma, Till* Company Street City, Zone, Stole Pleat# i>nd _________________________________________ ---- - , lITERATURf \ 7 V U MvryfMl LIA23850 ^--fy-iVi r Jm/ Mill! ^///// ' !! i t m new way to hush noisy transformers (and nothing hush-hush about it) Portland General Electric ha* diwtiverrd * belter way to quiet down Ox* noi*w of t*i| transformer* - and in delighted to ahare it with nllier utilities. Baaing it* approach on tlx* mas* Liw of acoustic*, the company licked a serious noise problem w ith free standing. form-fitting. nearly totally endowed ''anndwhh" panel*. Ingredient* of the sandwich: fibcrg{a**.*teel.and tiuwt importantly -Iced. Noise reduction ha* t^een in tin* order of 1$ to 20 dortfv/r. Co*l wtm the Mine or heller than for * . 1 ...ll cogitate no remote transformer cooling. They can be applied in the field, and ran be nondealructively disassembled. Tin*)' improve transformer aj>pcarnee. Portland General Electric plana more auch cover*. And. twtard on acoustic studies, will include more lead in live sandwich to make the panels even more efftdiw. An l.E.E.P *rrhntcal paper by a Portland General Khvtric engineer presents the technical details of uniniw* installation. If you`d like a copy--or