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pods:telegraph

Points of Divergence : Telegraph

Points of divergence concerning the invention and development of telegraph devices. All POD entries are sorted as chronologically as possible.


Optical and semaphore telegraphy PODs

Cable (electrical) telegraphy PODs

Wireless telegraphy PODs

WI a wireless telegraph was invented/build in 1855 ?

WI Edison invents the wireless telegraph ?

Know of any PODs or POD discussions ? Feel free to add them.


See Also

pods/telegraph.txt · Last modified: 2019/03/29 15:13 (external edit)