BE LIGHTNING-PROOF INSULATORS 1000 TO 1,000,000 VOLTS CELROSE INSULATORS ARE STANDARD WITH LER UNITED STATES NAVY and ARMY No. 7490 FIBRE No. 4518 No. 7870 ELECTROSE AVEG No. 6634 66-82 Washington St. 27-37 York St. 1-23 Flint St. TROSE MIG GD. BROOKLYN, N. Y., AMERICA Please mention the PROCEEDINGS when writing advertisers Chelsea Clock Co..... Clocks South Bethlehem, Pa....... 23 ....16 10 State St., Boston, Mass.. D Davidson Co., M. T....... Steam Pumps, Pumping Engines, 43-53 Keap St., Brooklyn, ....18 E 21 N. Y. Wilmington, Del......... of Annapolis, The Farmers National Bank Bank................... Annapolis, Md... 20 Ford Instrument Co., Inc. Scientific Instruments, Automatic 80 Lafayette St., New York,....16 France Packing Co....... Metallic Packings..... General Electric Co...... Complete Electrical Equipment and Schenectady, New York............ I International Printing Co. U. S. Marine Corps Score Book.... 236 Chestnut St., Phila., Pa. 17 J Journal of the United Magazine........................ L Fort Monroe, Va....... Lidgerwood Mfg. Co...... Hoisting Engines, Winches and 96 Liberty St., New York, Lord Baltimore Press, The Printers and Bookbinders..... M Metal and Thermit Cor- Thermit Process.. poration N Naval Monthly, The...... Magazine 15 ....17 19 1201 Sixteenth St., Wash- 14 Navy Publishing Co., The. Magazine......... 518 Southern Bldg., Wash. 21 The Allen Dense Air Ice Machine 41 Maiden Lane, New York. ....13 U 1413 New York Ave. N.W.,....24 Underwood Typewriter Typewriters....... W Watson & McDaniel Co.. Steam Traps, Reducing Valves, 128 N. 7th St., Phila., Penna.....24 |