Thomas Alva Edison is an unparalleled figure in the history ... lessons informally at telegraph offices along his route. As he learned to operate a telegraph, Edison also expanded his technical ...
The Atlantic Telegraph has half undone the declaration ... and then the quadruplex, invented by Thomas Edison in 1874, which allowed two messages to be sent at the same time in the same direction.
LOUISVILLE, Ky. (WDRB) -- Thomas Alva Edison came to Louisville in 1866, at the young age of 19, to work as a telegraph key operator. He landed a job with the Western Union located on Second and ...
Alton Telegraph on MSN9d
1952 snowstorm blanketed River Bend, transforming Alton's BroadwayA late December snowstorm blanked the River Bend in 1952 near the Lincoln-Douglas Square in Downtown Alton.
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