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Demonstrates Bell Laboratory wonders. Sergius P. Grace, Vice-President of the Bell Telephone Laboratories, shows the old and the new in telephones. That in his right hand is a model of Alexander Graham Bell's first telephone through which sounds were first electronically transmitted in 1875. The larger apparatus near his right hand is the artificial lung and larynx, which enables people with paralyzed vocal cords to talk again. 1230

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Demonstrates Bell Laboratory wonders. Sergius P. Grace, Vice-President of the Bell Telephone Laboratories, shows the old and the new in telephones. That in his right hand is a model of Alexander Graham Bell's first telephone through which sounds were first electronically transmitted in 1875. The larger apparatus near his right hand is the artificial lung and larynx, which enables people with paralyzed vocal cords to talk again. 1230

description

Summary

A black and white photo of a man holding a microphone, Library of Congress Harris and Ewing collection

Title from unverified caption data on negative or negative sleeve.
On sleeve: Watch Your Credit Line.
Gift; Harris & Ewing, Inc. 1955.
General information about the Harris & Ewing Collection is available at http://hdl.loc.gov/loc.pnp/pp.hec
Temp. note: Batch seven.

The Harris & Ewing, Inc. Collection of photographic negatives includes glass and film negatives taken by Harris & Ewing, Inc., which provide excellent coverage of Washington people, events, and architecture, during the period 1905-1945. Harris & Ewing, Inc., gave its collection of negatives to the Library in 1955. The Library retained about 50,000 news photographs and 20,000 studio portraits of notable people. Approximately 28,000 negatives have been processed and are available online. (About 42,000 negatives still need to be indexed.)

date_range

Date

01/01/1930
place

Location

united states
create

Source

Library of Congress
copyright

Copyright info

No known restrictions on publication. For more information, see Harris & Ewing Photographs - Rights and Restrictions Information http://www.loc.gov/rr/print/res/140_harr.html

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