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WE model 751B Loudspeaking Telephone in cabinet

WE model 751B Loudspeaking Telephone in cabinet

Western Electric Company
circa 1945
WE model 10-D Loudspeaking Telephone Outfit horn loudspeaker

WE model 10-D Loudspeaking Telephone Outfit horn loudspeaker

Western Electric Company
1922-1923
WE Loudspeaking Telephone type TA-4151-A

WE Loudspeaking Telephone type TA-4151-A

Electrical Research Products Inc.
circa 1929
telephone

telephone

Western Electric Company
1937-1950
Phelps single crown receiver (or transmitter)

Phelps single crown receiver (or transmitter)

Societé du Telephone Edison
1879-1880
Bell #10 deskset ringer box

Bell #10 deskset ringer box

Western Electric Company
circa 1897
AT&T receiver

AT&T receiver

Western Electric Company
1895-1899
Bell #10 deskset ringer box

Bell #10 deskset ringer box

Western Electric Company
1897-1898
uninscribed Bell-type receiver

uninscribed Bell-type receiver

Jefferson Physical Laboratory, Harvard University
circa 1879
Bell hard rubber receiver/ transmitter

Bell hard rubber receiver/ transmitter

National Bell Telephone Company
1879
uninscribed Bell-type receiver

uninscribed Bell-type receiver

Jefferson Physical Laboratory, Harvard University
circa 1879
Phelps duplex receiver/transmitter

Phelps duplex receiver/transmitter

American Speaking Telephone Company
circa 1878
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The Collection of Historical Scientific Instruments
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