Show ASSAYERS ORE AND PROCESS WORKS R ra H OFFICER con ASSAYERS AND metallurgists 8 WEST TEMPLE STREET SALT LAKE CITY UTAH mill tests by b concentration mill tests by the cyanide arac process aas mill tests mato on an copper ores by the imelli method mv i UNION ASSAY OFFICE CHEMISTS AND ASSAYERS iva M S HANAUER MANAGER south west temple salt lake city utah F 0 BO K j 34 n analytical N pk IV ar I 1 C ink L LV WO K A SPECIALTY DONT TAKE CHANCES of finding out after you have erected an expensive mill that tho the method designed wont treat youdore your ore OUR TECHNICAL department is kept up solely tor for the purpose of testing all kinds of ore and tailings and our record of results showing in almost every instance achievements on the large scale such as we had predicted from our laboratory tests should satisfy the most exacting inquirer we make a specialty of CYANIDE WORK and claim to have introduced the use of cyanide to this western country by the MACARTHUR R FOR FORREST REST PATENT METHODS many of the large low grade propositions in the west owe their success entirely to these processes our experts however are constantly devising improvements the latest being a method for overcoming the difficulties which have hitherto prevented the successful handling of ores containing copper and also a method for the profitable handling of silver ores by oy cyanide anide the cold and silver extraction company of america ltd TESTING WORKS 1716 BLAKE STREET BUILDING DENVER c ss ss s W HUGH F WATTS BOULDER COLO VICTOR 0 HEIKES SALT SAL r LAKE UTAH w WATTS HEIKES W ASSAY OFFICE AND analytical LABORA laboratory TORY W 0 BOULDER COLORADO ik assaying in all its branches gold bullion bought special attention given to the analysis ol of ii I 1 copper iron zinc silicia lime and sulphur each work guaranteed mines examined S ill sampled and reported on SEND FOR OUR illustrated CIRCULAR 19 a 3 as 13 a 13 3 A isa 1 11 3 13 1 a 3 ss ib a s ss s ss s a 3 a aa a I 1 CRISMON BROS 9 ASSAYERS AND CHEMISTS OFFICE AND laboratory S W TEMPLE SALT LAKE CITY UTAH all kinds of analytical work full equipment for making jigging concentration cent ration and cyanide tests gold old 50 reliable lead 50 assails gold and silver 75 gold silver copper samples by mail receive prompt attention rich ores and bullion bought OGDEN ASSAY GO CON 1429 STREET S J W ac U R 1 ass ASSAYER 12 W THIRD SOUTH ST P r 0 BOX 1 SALT LAKE CITY TO jau a mouth ta handling h addling andling the COMING LIGHT brighter than electricity cheater cheaper than kerosene Thousand testimonials from people using them over a year latest im prove menta endorsed by ins ing cos cols largest f factory in U US 8 41 sty styles es lowest prices priced retail 4 bip ap sample lamp half price IN we a want one agent merchant or individual in eve every town illustrated Cata catalogue loque iree free STANDARD GAS LAMP CO OF CHICAGO A send postal to western office 1220 alth st at I 1 denver ver colo 10 |