phone_iphoneOnline

Prelinger Archives. Far Speaking

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Restrictions

  • Access requires authentication through Films on Demand.

Summary

  • History of telephone development from 1877 to 1935. Sponsored by the American Telephone and Telegraph Co. (AT&T), Bell System.

Notes

  • Encoded with permission for digital streaming by Films Media Group on July 13, 2013.
  • Films on Demand is distributed by Films Media Group for Films for the Humanities & Sciences, Cambridge Educational, Meridian Education, and Shopware.
  • Mode of access: Internet.
  • System requirements: FOD playback platform.

Contents

  • Newly Invented Telephone (1:38) -- Switching Apparatus (1:25) -- Loading Coil (0:57) -- Vacuum Tubes in Telephony (1:56) -- Spanning the Globe (1:54) -- Change in One Lifetime (3:10) -- Credits: Prelinger Archives: Far Speaking (0:08)
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