Canadian Railway Telegraph History - Site dedicated to Canada's railway telegraph, agents, operators, and railway. Modern Practice Of The Electric Telegraph - The entire 19th century book by Franklin Pope is viewable at this site. This was the standard reference book used by the U.S. Signal Service. The Sparks Telegraph Key Review - Informational and photo display site on telegraph keys. Includes information about instruments used during the spark-era of radio. By Russ Kleinmann, WA5Y. SV1EDY Homepage - A telegraph instrument collecting site located in Greece by ham radio operator, Apostolos Bourousis, SV1EDT. The Telegraph - An assortment of telegraph instrument images compiled from several early physics apparatus collections by Professor Thomas Greenslade Jr. of Kenyon College. Early Telegraph Apparatus - Early telegraph instruments from the John Jenkins Spark Museum collection. The Telegraph Office - A resource for wire and wireless telegraph instrument collectors and historians. Several images of instruments are viewable in the photo galleries. W1TP Telegraph & Scientific Instrument Museums - The Telegraph Museum on this site contains hundreds of images of American and foreign telegraph instruments from different eras. Presented by Tom Perera, W1TP. The Old Telegraph Station - The personal Vibroplex and telegraph collection of Frank O. Remington. N1FN Key Collection Pages - An assortment of telegraph keys from the personal collection of Marshall Emm, N1FN. J-38 Keys - Descriptions of a common telegraph key used by the U.S. Army Signal Corps.