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Listen "08 – Automatic, Duplex, and Quadruplex Telegraphy"
Episode Synopsis
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More episodes of the podcast Edison, His Life and Inventions by Frank Lewis Dyer and Thomas Commerford Martin
00 – Introduction
02/01/2026
01 – The Age of Electricity
01/01/2026
02 – Edison’s Pedigree
31/12/2025
03 – Boyhood At Port Huron, Michigan
30/12/2025
04 – The Young Telegraph Operator
29/12/2025
05 – Arduous Years In The Central West
28/12/2025
06 – Work And Invention In Boston
27/12/2025
07 – The Stock Ticker
26/12/2025
10 – The Phonograph
23/12/2025
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