Art of the Problem | History of Morse Code @ArtOfTheProblem | Uploaded 11 years ago | Updated 11 hours ago
Follows the development of needle telegraphs in Europe which eventually lead to Morse code & key lever designs. During this period there was a focus on increasing the signal rate in order to send more letters per minute. This video focuses on details related to line coding strategies and how time/tempo played a role in information transmission. (1820-1900)

Morse Code Simulator:
khanacademy.org/math/applied-math/informationtheory/info-theory/p/morse-code-exploration

References:
The Worldwide History of Communication (Anton A. Huurdeman)
Distant Writing (http://distantwriting.co.uk)
Stock Video:
http://archive.org/details/Telegram1956
http://archive.org/details/gov.archives.arc.36813