Document Le6wzzo1EqpkvZ2v6OYaeVmq

Qenerations before lead was used- in anti-friction.! alloys, lead inthe form ofwhite-lead paintwas rendering itsservice to man. Down through, the ages, it has fought the ele ments in its most important work, of saving the surfaces FRICTION Man's friend .... and enemy ; 'HpHfSiE'S a -fight .going on * in this picture, The/man Hoiv lead helps to .111, pinci whiiu R'.iiingmual in i.iedid Dutch Bov Heavy is winning, hut at a terrific ex- IV suitt Miial is simiLn in Senditure of physical en^irgy. ivery time he tugs and pulls, control it i'lim m\ hu* i* hatiur .1.1J .......... H.linnc I Jt is ULol'mid p.vucu- friction does its best to hold I.irl. 1 i he iw pM mrs and hack the runners of his improvised Isaac B. Babbitt of Boston, Mass., in poimiiiii lh<*n rh'.ie is Dutch Bov carrier. Friction was one: of primitive vented a metal alloy which, when cast (alumni ll.dihni \Ioal, nuidi atiOidin^ man's worst enemies. into bearings, would not only resist high to Uih B IiIu iiLo iu mal foimulj. And Today man has taught friction its. pressures and the wear of'rapidly rotat forallgeneral'vr.iLespcciillv mill voj place, has made it his friend. Hot only ing shafts, but would also conform to the DutchBoyPeiUdon Wi-I uctionMufal does friction, by transmitting power, play of a shaft without breaking. (lead-containmr: U&i1inii.>M( adapted. help to transport you from place to From his first formula, many different Ifyou want to know more about-these place, but by means of. pulleys* belts, types of bearing metals or babbitts (as 1> dibits im vl, t haw ind foi jpici.il and friction clutches it enables you. to;db this type of bearing metals have come to alloys for special purposes, write to our a thousand and one other things. be called) have been developed to serve nearest branch. ' Yet even today, friction different purposes m industry. place is. man's enemy. The1 strategy of Lead is an important metal in the Oi/ic t Duu'/i Hoy inntlucts machinery is to. increase friction at one anti-frictional alloy business, and thou luni t.imouc of Dutch Bov point and minimize it at another.: The sands of tons of it are used 'every year. piiii iv.i is v hiti.-had feu ji.tinr. points at which friction is not-desifed When combined with tin and other For generations, thirstatfdard paint ma are those where parts shoutff slide or metals it meets, the demands of a large terial has; protected ih nation*, lion.i , rotate. These are known 'as bearings. class of work where the highest-grade In addition, under the Dutch Boy How man fights friction * tin-base metal, is not necessary, and brand,National Lead Companyproduces thereby helps to reduce costs. red-lead, linseed oil. d *i iipj cd and sol A little tallow in the hubs of the old car riage wheels stopped the creaking and lightened Dobbin's 'task./. Later,: petro leum oils made lubrication simpler, more effective: But with the increasiiig com plexity of machine parts, 'other bearing: Dun.il Bin- hahhtU iminls A complete line of babbitt metals is made under the well-known Dutch Boy trade-mark. These metals are expertly designed to pei form everytype ofservice. der. This company alsp makes prac tically every form of lead product used by man today. For information about any of these uses of lead, write t o wv .!' K.moli problems besidessimpieiubricationarose. Dutch Boy Phoenix Metal, for ex NHTONAI. IT AD COMPANY A shaft slightly out of true plays havoc in a high-speed machine. Bearing suri ample. is designed for high speeds and severe duties. It is the ultimate in Mew Yurie. HI Bwncway; Climto. 903 V't 6( lSib St; 820 W( Supcr.wAve.; Si >. 1^6 die ST. j Innas. 6^Freeos'i Av'c$ Owe tar. faces must be a little tolerant. In 1839, babbitt metals and can be used in almost The Hutch. Bov Pa,inter Jurshv-,'- came ffce c j ponent oj : \>eautv ana