ol is considered from the following points: 3 Telegraphy, perforating, F. G. Creed....... 749,032 In the Nineteenth Century FIRST—Its construction, with hints as to its manu- Telephone book support and note paper sup- Price 10 cents, by mail, from facture. this office, and ply device, combined, A.… … witbout. Tools, apparatus for controlling current: sup- gines 3 to 50 H. P. Port- and is attractively bound. Dies, press fixtures and devices from the simplest ply to electrically heated, J. I. Ayer.. 748,572 able engines 8 to 12 H. P. to the most intricate in modern use, are shown, and Write for…
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