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AT&T receiver

AT&T receiver

Western Electric Company
circa 1900
AT&T receiver

AT&T receiver

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

Bell #10 deskset ringer box

Western Electric Company
circa 1897
Bell #10 deskset ringer box

Bell #10 deskset ringer box

Western Electric Company
1897-1898
Bell transmitter

Bell transmitter

Western Electric Company
1898
Berman precision torsion balance

Berman precision torsion balance

Roller-Smith Company
date 1938
BIRD CRAPPED BASE!

BIRD CRAPPED BASE!

Western Electric Company
1924
"buzzerphone" wire telegraph

"buzzerphone" wire telegraph

Western Electric Company
1916-1925
"buzzerphone" wire telegraph

"buzzerphone" wire telegraph

Western Electric Company
1916-1925
Cardboard pieces of a speaker cone

Cardboard pieces of a speaker cone

Western Electric Company
circa 1924
cavity magnetron

cavity magnetron

Western Electric Company
circa 1943
early cathode-ray tube

early cathode-ray tube

Western Electric Company
circa 1920
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The Collection of Historical Scientific Instruments
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p. 617-495-2779 • f. 617-496-5794
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