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)

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.archiv...​