Caption: Booklet - One Hundred Million (Impact of UI) (1931)
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B ::\< . Strength of Clays in Molding Sand n was ! min th | S I D ti d< III 1 Th I by I und len t nd old i Iding I ;rcssi< n h a \ e * und that i idiii la; Ml Ided i their ' tin; 1 t s( nj ii th n inst< id i re m is : th 1 pro> ing less < in wing th( \ o( the I. \ littl rk, hov 111 tl > oi rel ling < la) . lays from ^ i 3 of the I 'nit I v ted I r in this n\ ition, tin f v. hi h wen lllin< lh< II | ved suitabl r rebondii molding m The h of cla) under a wid r; i" lition ! : •rmint m l a >rmula levelop for calculatir the b nd th use of this in irmation is enabling foundi to seh t ( 1 t tl ir [ ular [uirements. Greater Efficiency for Twist Drills Tl ject of tin- m\ igation is I determine the proper the tv st ill. one of the m< t widely used metal working tools \ln 1 no rsil ntitic v rk has 1 Illinois. n done; in this field, i t at th< 1 th idy mpleted hei show p < savin s i i 20 \ r t in r cor. umpti< i by drills of improved sign at the hi r :llii r a t Manufacturers i Irills both in the United S tes 1 1 pe ha\ m appli ition of this information by incr sii tl heli? i the drills now being made, thereby incn sin the li Irill and n ing the i wer msumption. A ite savings in the i t of i wer I using more efficient metal v. t i I- i be Projc 1 t« • include other factors related I ills id tl rillii in< 3u< h s the efficienc) of i oling fluids, p illi i • illing ma hinc effi iency. Ml of tin e topics . ; t I \ lue to the n I using industry. The) are n A ;i c ii I I- r n« ic Mcit Transmission through Boiler Tubes 1 lluablc loi u m the d< n oi steam I i t i n <>\ \\ I U c i l u l l I f tin v. i f 11 J h i di lia\<• i• iultcd from tlv l ni> I to h it tl airaiii II r< lai mi t IH "i thia inv< ition wen (1) I tin tv n th« rut< of h it ti m nI I M
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