NON-FERROUS HETALS: Demand for lead haa been excellent during the month and at a result the price firmed up to l?

When the number of splitter plates or cell partitions is large, the percent age free area of the gross duct size may be materially reduced. ' This leads to a further sound attenuation.

Dibectional Outlets for Spot Cooling quate, and lead either to unsuccessful operation or to excessive and un necessarily high cost of installation. 1- Gases and Vapors.

Ira R* Messer, Vice President of subject concern, one of our larger customers, for Information regarding the toxicity of BAKELITE vinyl resins QYNV and VYNV* They use these resins in plastisols for the manufacture of dolls and toys* Their chief concern Is the possible toxic effect of their product on a child who bites and chews pieees of the doll* We realize that no statements can be made regarding their finished compound but would like you to give them what assurances you can on the vinyl resins* Resin QINV is a straight vinyl chloride resin made by emulsion polymerization; VYNV is a similar product containing a less than $% copolymerized vinyl acetate* For determining possible toxic hazard of their plastisol, the suggestion has been made that subject run a hydrochloric acid digestion of the cured pigmented plastisol and a spectroscopic determination for arsenic and lead and other toxic materials* May we have your comments on this procedure or any other suggestions you may have for making a simple range finding toxicity test on their plastisol* Can you suggest an outside laboratory which might undertake range finding toxicity tests on their plastisol compound?

This duet sniSt be liberated by the eereplog operations, end again'vhafc the broken era la drawn off fro the chute# end leaded into the grsnby truake.

Where exact performance.data are not available, this assumption is a desirable one since it leads to a conservatively large determination of the power required.

Where exact performance data are not available, this assumption is a desirable one since it leads to a conservatively large determination of the power required.

REMARKS a a and and Scruggs lead Scrugs Scruggs Abrams Abrams Abrams Richard 1 260 100 100 100 Pogging flect -o Boring and Moah - aet- from -79 --76- 0.77 LLflect dreve " 5000cfm Ho.2 Horing - Bat Ho.2 LL Kleat f n 63 RE 5000ofm 82 Hoohineidl 0- 6-0% -No.21-1 -No.21--No1.21-1 Eleot fen _

Lead. v........................................ nridfl fume.................

ipnRHP^iiiiP^ pp LIA07020 o..ji[ -rj krj--*-- - *-' --"- --- ----^ L"t> ^fT-T** 4Sm LEAD INDUSTRIES ASSOCIATION 400 UXWiTOM *BM HOW fCM 17, M.

i.virr.ii 4----- A- m i i niiii.n--iii ri LEAD INDUSTRIES ASSOCIATION 4*rmumiTon muiw 60 lut Ua 8%.

The effect of certain acid gases on paint is well known, as by the blackening of white lead-base paint by hydrogen sulfide.

. , A> V STATEMENT OP TAX ACCOUNTS January, X937 Boston Bound Brook Chicago Cleveland Dallas Detroit White Lead Works Houston Minneapolis tfeaark Oakland 0 S & V - Coffeyrille 0 S ft H - Mfcgdalana Ohio Denestio Corporation Martin-Sanoar Cenpany * Brooklyn DEBIT 682*26 2,372^5 8*693*65 2,319*10 lW)67e56 CHEDIT 552*81* 128,357*26 13.783*1|6 158*76 376.33 2,983*4!

This is the reaso n fo r m y lack of opportunity to com m unicate w ith you p rio r to the m eeting of the C om m ittee. ) T here a re c e rta in asp ects of the use of te tra eth y l lead, stra te g ic a lly , that a re of co n sid erab le co m m ercial and com petitive im p o rta n c e , Not only would it be u n d e sira b le , fro m E th y l's view point (and I have no doubt th a t th e sam e attitu d e ap p lies to du P ont), to diecuns th ese m a tte rs fu lly w ith your C o m m itte e in th e p r e s e n c e c du P o n t r e p r e s e n ta tiv e s , b u t su c h a p e rfo rm a n c e would p ro b ab ly be c ritic is e d ju stifia b ly by th e D e p artm en t of Ju stic e if it w ere to be known, i stro n g ly u rg e upon you, th e re fo re , th a t th is m a tte r be dealt w ith openly by your group and the C om m ittee, and th at it be m ade c le a r to a ll co ncerned th a t the C om m ittee is m eeting with the re p re se n ta tiv e s of the in d u stry jo intly, fo r pu rp o ses of m utual understanding, but a lso , fox the sake of being fully inform ed on m a tte rs th at m ay be.of com petitive significance, it w ill m e et the two gro u p s se p a ra te ly .

Conduit (G) is of cast-iron construction, assembled with lead joints and is water-tight, if properly laid.