Show the entire 1 lead head motion of THE UNIVERSAL SAL concentrating TABLE this shaft is rigidly clamped across the extended exten ends of the reciprocating frame supporting the concentrating 0 cent rating deck etnere are no additional operating parts no cams no toggles no rockers no eccel tries no adjustable bearings no train of mechanism to wear and require expert adjustment the weighted drive pulley is fitted with a solid bron bronze ze lo 10 sleeve bushing lubricated through the hollow shak shaft i the entire wear of the head motion is in this bronze bushing on the side opposite the weight tie the weight always pulls directly away from the center and any slack due to wear is thus thuei automa automatically taken up Z there is not an adjustable bearing in the UNIVERSAL table the ultimate of simplicity together with recovery and capacity that cannot be excelled manufacturing co 1215 R first national bank san francisco cal U S A I 1 ROBINS CONVEYING MACHINERY E wm IE 4 tons of limestone were taken from the dominion iron and steel stockpile at the companas Comp anys quarry and loaded into i nto the hold of a steamer in 3 hours 37 minutes by a series acrie s of robins belt conveyors this is part of the robins system send for our handbook of conveyor practice and learn more about abou t it I 1 ROBINS CONVEYING BELT CO I 1 salt lake city newhouse chicago old colony BI dg 1 park row building N Y city s san francisco the griffon griffen co j birmingham ala C B davis co vill books for the mw minn en engineer gincer s library USEFUL MINERALS AND RARE E ORES OREM by alexander mcleod 8 fe for the ready referee re rete feren prospector miner and as a everybody interested in the mineral industry pages leather net determinative 4 mineralogy 2nd and edition revised with tables by J volney lewis professor of geology and MI rutgers college nef nii 0 oi f A valuable book for the determination 5 means of their chemical and physical characters charach er pages illustrated cloth n et 1 SI T TECHNICAL E AIE METHODS OF ORE anal ath edition rev enl benl by albert H low B S sa paiau in this book the descriptions have been bee i balie thorn aasc j Z r and complete that if the operator will folio alts its he can scarcely fall to obtain sat satisfactory res pages cloth net WE CARRY IN STOCK lla SCOTTS STANDARD METHODS OF OW A manual of analytical methods an and 1 I jeneral 11 ce ced d refet I 1 f for th the analytical chemist and for foi the adv sott sc 1 A second revised edition edited by wilfred ciell ii vered illustrations three price colored plates p t huta HUt 1 Z Q 1 l THE SALT LAKE MINING REVIEW city e 11 16 of walker bank building salt LO ll K |