DESIGNS. IIKb ORDINARY RATES. Inside Page each insertion. - 75 cents a line Back Page each insertion $ a Hne Walwortb's Solid Gas Blast 'furnaces GAS PRODUCERS PRESSURE BLOWERS. 23 John Street New York. ROTARY PUMPS AND ENGINES: '' MONTGOMERY &CO. FINE TOOLS IT SIMPLIFIES DIFFICULT WORK Threading and Cutting Machine GRAFTON STONE COMPANY drilling wells for house ries Ice Plants Brew eries Irrigation Coal and Mineral Prospecting Oil and Gas etc. Latest and Best. 30 AND SUPPLIES. CATALOGUE FREE Improve your condition. THE UNITED CORRESPONDENCE SCHOOLS A TELEGRAPH
DESIGNS. IIKb ORDINARY RATES. Inside Page each insertion. - 75 cents a line Back Page each insertion $ a Hne Walwortb's Solid Gas Blast 'furnaces GAS PRODUCERS PRESSURE BLOWERS. 23 John Street New York. ROTARY PUMPS AND ENGINES: '' MONTGOMERY &CO. FINE TOOLS IT SIMPLIFIES DIFFICULT WORK Threading and Cutting Machine GRAFTON STONE COMPANY drilling wells for house ries Ice Plants Brew eries Irrigation Coal and Mineral Prospecting Oil and Gas etc. Latest and Best. 30 AND SUPPLIES. CATALOGUE FREE Improve your condition. THE UNITED CORRESPONDENCE SCHOOLS A TELEGRAPH OPERATOR'S WORK IS PLEASANT Queen's Patent 'Triple Plate' Toepler-Holtz Electrical Machine. QUEEN & CO. Inc. 10 Chestnut St. Philadelphia Pa. ROUND OR SQUARE BASE SKINNER Improved PLANER ROCK DRILLS AIR COMPRESSORS (RAND DRILL CO.) . . PHYSICAL AND SCHOOL APPARATUS. . INDUCTION ments in X rays and other electrical work. ACETYLENE APPARATUS EFIANCE. MACHINE WORKS WHEEL BENDING WAGONCARRIAGE MACHINERY. Barn Door Hangers THE COBURN TROLLEY TRACK MFG. CO. HOLYOKE MASS. NICKEL Co. fin'.2 EIMATION A VICE For$1 down and 82 a month WE GIVE AN EDUCATION IN THE THEORY OF Marine Engineering ALL WHO STUDY Guaranteed Success. The International Correspondence Schools Box 942 Scranton Pa. HARDENED EDGE 4)0440444000000040040 VALUABLE PAPER fffi the Smith Premier typewriter Co. There is Satisfaction in it No. 2 HARTFORD THE HARTFORD TYPEWRITER CO. Hartford Conn. KEUFFEL & ESSER CO. 44 Ann Street NEW YORK. Westcott Chuck Co. Oneida N. Y. U. S. A. WESTCOTT'S Buy Telephones THAT ARE GOOD--NOT ' CHEAP THINGS.' 250-254 South Clinton St Chicago. 0 TRADE MARKS. Foot power Screw. .cutting Automatic 9 and -inch Swing. Star Lathes FOR GUNSMITHS Tool. MAKERS EXPERI LATHES the DROP -FORGING SEND US MODELS TO FIGURE ON. BOSTON MASS., scientific american, 1898-02-19
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