Show send for booklet on flotation oils there is a desire on the part of flotation operators to know the chemical methods generally applied in testing for the purity of a flotation oil we have attempted to supply this information in in our booklet on hercules flotation oils it gives complete specifications for our standard grades the method of detecting adulteration and tests conducted to insure uniformity and adherence to specifications send for booklet no today HERCULES POWDER CO wilmington delaware SALES OFFICES new york 1 ork NY N Y duluth minn chicago ill joplin mo san francisco fra cisco cil cal st louis mo alo salt lake city utah chattanooga tenn 13 H ersule flotation Jr arfi fi oils dij P produced under chemical rommy salt lake iron steel go CO M E W W ath south phone was 2343 E SALT LAKE CITY UTAH 4 4 abw 41 sa NIX grey iron semi steel and steel castings salt lake iron steel CO elliot frog switch co PUEBLO COLO E ST LOUIS ILL FROGS SWITCHES CROSSINGS turnouts for steam and electric mine smelters shelters Sm elters railroads and mills let Us solve your track problems track access accessories 0 ries expert engineers rail 8 to pounds no charge for consulting send us catalogue on your inquiries request n h n JJ n nn LI VJ i 5 L A 1 t i it iiii j r csc T en R sturtevant APPARATUS is especially designed and admirably adapted for mine work auxiliary engines electric motors forced draft apparatus i fresh air fans fuel economizers generating sets gets steam turbines our recommendations forvour for your particular requirements will not obligate you in in any way the B F sturtevant t co SAN FRANCISCO california branch offices at los angeles cal salt lake city utah seattle wash mcintyre hile |