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W1TP Telegraph & Scientific Instrument Museums - http://w1tp.com
The Telegraph Museum on this site contains hundreds of images of American and foreign telegraph instruments from different eras. Presented by Tom Perera, W1TP. |
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The Telegraph Office - http://www.telegraph-office.com
A resource for wire and wireless telegraph instrument collectors and historians. Several images of instruments are viewable in the photo galleries. |
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Canadian Railway Telegraph History - http://www.trainweb.org/railwayop/
Site dedicated to Canada's railway telegraph, agents, operators, and railway. |
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The Sparks Telegraph Key Review - http://www.zianet.com/sparks/
Informational and photo display site on telegraph keys. Includes information about instruments used during the spark-era of radio. By Russ Kleinmann, WA5Y. |
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The Telegraph - http://physics.kenyon.edu/EarlyApparatus/Electricity/Telegraph/Telegraph.html
An assortment of telegraph instrument images compiled from several early physics apparatus collections by Professor Thomas Greenslade Jr. of Kenyon College. |