. Canadian machinery and metalworking (January-June 1919). onto Sheets, 3 lbs. sq. ft $13 25 $18 25 Sheets, 3% lbs. sq. ft. .. 13 25 18 26Sheets, 4 to 6 lbs. sq. ft. 12 50 12 60Cut sheets, %c per lb. sheets to size, lc per lb. extra. PLATING CHEMICALS. Acid, boracic $ 25 Acid, hydrochloric 06 Acid, nitric 14 Acid, sulphuric 06 Ammonia, aqua 23 Ammonium carbonate Ammonium, chloride 55 Ammonium hydrosulphuret 30 Ammonium sulphate 15 Arsenic, white 27 Copper, carbonate, annhy 50 Copper, sulphate 22 Cobalt, sulphate 20 Iron perchloride 40 Lead acetate 35 Nickel ammonium sulphate 25 Nicke


. Canadian machinery and metalworking (January-June 1919). onto Sheets, 3 lbs. sq. ft $13 25 $18 25 Sheets, 3% lbs. sq. ft. .. 13 25 18 26Sheets, 4 to 6 lbs. sq. ft. 12 50 12 60Cut sheets, %c per lb. sheets to size, lc per lb. extra. PLATING CHEMICALS. Acid, boracic $ 25 Acid, hydrochloric 06 Acid, nitric 14 Acid, sulphuric 06 Ammonia, aqua 23 Ammonium carbonate Ammonium, chloride 55 Ammonium hydrosulphuret 30 Ammonium sulphate 15 Arsenic, white 27 Copper, carbonate, annhy 50 Copper, sulphate 22 Cobalt, sulphate 20 Iron perchloride 40 Lead acetate 35 Nickel ammonium sulphate 25 Nickel carbonate 32 Nickel sulphate 35 Potassium carbonate Potassium sulphide (substitute) 2 25 Silver chloride (per oz.) Silver nitrate (per oz.) Sodium bisulphite 15 Sodium carbonate crystals 05 Sodium cyanide, 127-130% 40 Sodium hydrate 22 Sodium hyposulphite, per 100 lbs. 6. 00 Sodium phosphate 18 Tin chloride Zinc chloride, .80 Zinc sulphate 15 Prices per lb. unless otherwise stated. January 23, L919 CANADIAN MAC II I N K li Y :.7. Gould & EberhardtGear Hobbers For cutting Spur, Helical and WormGears up to 120 dia. Also Multiple Spindle, Continuous Opera-tion Automatic Roughing Machines forlarge production. Put your gear-cutting problems up tous. Catalog on request. Write for prices and deliveries. A. R. Williams Machinery Company, Limited ST. JOHN, MONTREALWINNIPEG, VANCOUVER If Its Machinery, Write Williams 64 W. FRONT STREETTORONTO Acid ElectricSTEEL CASTINGS Acid Electric Steel Castings showsuperior ability to resist wear andcrystallization. They are smooth intexture, free from Blow Holes, andmachine perfectly. We specialize in Railroad and Other High GradeCastings up to 15 tons, any specification. Elec-tric Steel Castings COST NO MOREthan ordinary Steel Castings. Prices on Application -Prompt Deliveries The Thos. Davidson , Limited Steel Foundry Division, Lachine Canal Head Office: 187 Delisle St. MONTREAL Phone Victoria 1492 For Sale at a Ba


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19