MOSSBERG ROLLER BEARINGS MOSSBERG & GRANVILLE MFG. CO. Providence ROLLING STAMPING PUNCHING AND WIRE DRAWING MACHINERY. deavors to show that the luminosity of hydrocaffi on flames is due to the localization of the heat of formation of acetylene in the carbon and hydrogen produced by its (Continued on page 271) SCREW EYES Roll Thread. Gimlet Point. BLAKE & JOHNSON SPECIAL WIRE MACHINERY DESIGNED AND BUILT. Patterns ciesigned for difficult Castings of Steel and Malleable Iron a Specialty. AMERICAN WIRE GOODS CO. - LOWELL MASS. The Van Norman Universal Bench Lathe. Waltham Watch Tool Co
MOSSBERG ROLLER BEARINGS MOSSBERG & GRANVILLE MFG. CO. Providence ROLLING STAMPING PUNCHING AND WIRE DRAWING MACHINERY. deavors to show that the luminosity of hydrocaffi on flames is due to the localization of the heat of formation of acetylene in the carbon and hydrogen produced by its (Continued on page 271) SCREW EYES Roll Thread. Gimlet Point. BLAKE & JOHNSON SPECIAL WIRE MACHINERY DESIGNED AND BUILT. Patterns ciesigned for difficult Castings of Steel and Malleable Iron a Specialty. AMERICAN WIRE GOODS CO. - LOWELL MASS. The Van Norman Universal Bench Lathe. Waltham Watch Tool Co. SPRINGFIELD. MASS. ELECTRO MOTOR. SIMPLE. HOW T motor devised and constructed witn a view to assisting amateurs to make a motor wnich might be driven advantage by a current derived from a lattery and wnich would have sufficient power to operate a toot no. 4 foot Wheel Useful to the Bicycle Repairer. ONLY ALL AMERICAN PULLEY 10. TRANSITS AND LEVELING INSTRUMENTS. PLATED Sizes 2 and 3 inches. Prices 25 and 30 cents. 'QUEEN' ARCHITECT LEVEL $50 Improved Transits & Levels large dividing engines Spe cial award at the World's Fair. All kinds of Engineer Ina Surveying and Drafting Instruments and Materials. 220 p. illustrated catalogue mailed free only If this ad. Is mentioned. QUEEN & CO. Inc. 10 Chestnut St. Philadelphia. THE CARBIDES AND ACETYLENE THE BILLINGS HAND VISE The Best Vise for Linemen. Drop Forged from Bar Steel. Interchangeable Parts. Parallel Jaws. Hardened by Special Process. THE BILLINGS & SPENCER CO. Drawer 3. Hartford Conn. 441RiNCliesm In hard wood and for end boring. For Raising Cistern Water and NO TANKS REQUIRED. THE ERWIN HYDRAULIC MACH'Y CO. 58 Loan & Trust Bldg. MilwaukeeWls. HOUTS AUTOMATIC TELEPHONE SWITCHES Some of its advantages: 1st. It is strictly automatic. 3d. It completely does away Houts Automatic Telephone Switch BUY TELEPHONES That Are Good--Not 'Cheap Things' The difference in cost is little. We guarantee our appa WESTERN TELEPHONE CONSTRUCTION CO
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