Wednesday, August 20, 2014

Perspective.................................

The evolution of telephones.....................


Information on Chester A. Arthur (1829-1886), the 21st president of the United States is here.

One of the first portable phones


















Back story on the brains behind Motorola's foray into cell phones is here.

A very brief pictorial on the evolution of telephones:











































































A few reasons why technological improvements were a good thing:

Early telephone lines

The switchboard

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