Show stock certificates coupon bonds GROCER OCER PRINTING COMPANY so W temple wasatch SALT LAKE CITY UTAH al 1 1 FT zar Z ar fin EN YEARS ago dorr model C classifiers were Tin JL installed stalled in the plant shown above progress evolution the changes and improvements that have been made during the past few years have now brought the faithful service of these machines to an end and they have recently been replaced by 48 dorr model D classifiers of the latest rugged heavy duty type these modern machines handle greatly increased circulating loads resulting in larger capacities higher grinding efficiency and improved classification the moneysaving money saving effect of this installation is is shown by an appreciable drop in the copper assay of the mill tailings in a short time the installation will have paid for itself through the increased recovery of copper let our engineers analyze your classifier operation it costs you nothing to find out whether modern dorr classifier units can similarly improve your present metallurgical results and you may be overlooking an opportunity to make an investment which will return substantial profits write to our nearest office for bulletin number 2081 vow manufacturers of dorr agitators dorr washers dorr classifiers dorr slurry mixers dorr bowl classifiers dorico pumps dorr thickeners dorico sand washers descriptive bulletins sent on request THE DORR COMPANY 1009 DENVER 17 st ENGINEERS 30 S afe 0 aa T L LOS 0 ANGELES wa 51 PARK AVENUE NEW YORK CITY 1503 adl l 5 WILKES 08 LE loplz 0 LIN OW 53 6 mner ann bid TORONTO by st sl jop ll Nt lioi aa cle p THE DORR CO LTD DORR Gm bH SOCI DORR et 16 ah south street ld L london d E C i 2 10 56 W 15 i ruo 1 aco I 1 investigation N V efti GATI 0 N TESTS DESIGN DESI G N |