2 Providence Tool Co.; H. B. Newhall, Agent....New York..... ..See Page 166 711 693 648 608 340 271 190 325 297 289 280 260 242 1/2 433 413 395 Thickness in Inches. 5/8 267 248 241 230 220 ... ... ... ... THE BISHOP GUTTA PERCHA WORKS, S. BISHOP, Nos. 422, 424 & 426 EAST 25th STREET, NEW YORK. MANUFACTURE Submarine Telegraph Cables AND Telegraph Electric Wires, ALSO EVERY VARIETY, FOR BLASTING AND MINING USE. SILK AND COTTON COVERED WIRES OF SUPERIOR QUALITY OFFICE WIRES OF EVERY DESCRIPTION. WATER, BEER, SODA and ACID PIPES. CHEMICAL VESSELS, FUNNELS and BOTTLES. CRUDE GUTTA PERCHA for CEMENT. BATHS and DISHES for ACIDS. TISSUE SHEET for HATTERS. SURGICAL SHEET. SHEET FOR ARTISTS AND MECHANICAL USES. THOMAS T. TASKER, JR. STEPHEN P. M. TASKER MORRIS, TASKER & Co. PASCAL IRON WORKS, Philadelphia, Pa. TASKER IRON WORKS, New Castle, Del. OFFICE, FIFTH and TASKER STS., PHILADELPHIA. Office and Warehouse, 15 Gold Street, New York. Wrought Iron Welded Tubes Plain and Galvanized, for Gas, Steam and Water. LAP WELDED CHARCOAL IRON BOILER TUBES. OIL WELL TUBING AND CASING. Gas and Steam Fittings. Brass Valves and Cocks. GAS AND STEAM FITTERS' TOOLS. Cast Iron Gas and Water Pipe. Street Lamp Posts and Lanterns IMPROVED COAL-GAS APPARATUS, &c. WROUGHT IRON WELDED TUBES FOR STEAM, GAS, OR WATER. 114 inch and below, Butt Welded; proved to 300 Pounds per Square Inch, Hydraulic Pressure. 11⁄2 inch and above, Lap 500 Table of Standard Sizes.--Morris, Tasker & Co. Length of Pipe per sq. foot of inside surface. Length of Pipe per sq. foot of outside surface. Internal Area. External Area. Inches. 2.121 2.652 ... ... ... 9.132 10.996 12.566 14.137 15.708 17.475 20.813 23.954 27.096 30.433 33.772 Feet. 2 371 1.848 ... 1.547 ... 2.038 3.355 4.783 .866 1.357 3.164 2.835 4.430 ... ... 6.491 1.245 ... 9.03 12.492 19.990 24.299 7.20 14.564 8 ... 28.889 38.737 ana .381 ... .444 .394 .3.5.5 ... 8 8 8 8 8 8 8 ... Length of Pipe containing one cubic foot. Weight per foot of length. No.of threads per inch of screw, |