Telegraph Key

| View Cart ⇗ | Info

Telegraph key is a general term for any switching device used primarily to send Morse code. Similar keys are used for all forms of manual telegraphy, such as an electrical telegraph and radio telegraphy.


Government Printing Office The Official Gazette of the United States Patent Office (Washington, DC: Government Printing Office, 1895)


TIFF (full resolution)

2400×601, 344.5 KiB

Large GIF

1024×256, 61.9 KiB

Medium GIF

640×160, 31.5 KiB

Small GIF

320×80, 10.8 KiB