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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 Vibroplex Collector's Page - http://www.la.ca.us/frandy/
Includes information about identifying and dating Vibroplex Bugs. (Semi-automatic telegraph keys used by telegraphers and radio operators to send Morse code.) |
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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. |
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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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Telegraph Lore - http://www.faradic.net/~gsraven/index.shtml
Site covers all aspects of Morse telegraphy and telegraph instrument collecting. |