AE 1A Repro - Red
AE 1A Repro - Red
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Gray Pay Station 1925 catalog
Gray Pay Station 1925 catalog
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Kellogg 1926 Catalog
Kellogg 1926 Catalog
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Bell Labs building in NYC
Bell Labs building in NYC
Western Union telegraph operator
Western Union telegraph operator
The U.S. has most of the world's telephones
The U.S. has most of the world's telephones
John J. Carty
John J. Carty
AT&T Chief Engineer
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Clinton Davisson
Clinton Davisson
Bell Labs Nobel prize winner
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Fuld & Co Telephone and Telegraph Works
Fuld & Co Telephone and Telegraph Works
Lester Germer
Lester Germer
Bell Labs physicist
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Stan Laurel promo pic
Stan Laurel promo pic
'Call by number'
AT&T / Bell System ad
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AT&T Annual Report, 1923
AT&T Annual Report, 1923
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AT&T Annual Report, 1921
AT&T Annual Report, 1921
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AT&T Annual Report, 1926
AT&T Annual Report, 1926
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Monarch Telephone
Monarch Telephone ad
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Things Worth Knowing About The Telephone
Things Worth Knowing About The Telephone
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Siemens and Halske Desk Set
Siemens and Halske Desk Set
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WE 551 Switchboard
WE 551 Switchboard
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Chicago Telephone 1928 catalog
Chicago Telephone 1928 catalog
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Walter Sherman Gifford
Walter Sherman Gifford
AT&T president in the 1930s and 40s
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Otto Julius Zobel
Otto Julius Zobel
Filter design and theory pioneer
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AE 2 With Gold Plated Bands and Dial
AE 2 With Gold Plated Bands and Dial
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Siemens & Halske Naval Telephone
Siemens & Halske Naval Telephone
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Bauhaus Dessau telephone
Bauhaus Dessau telephone
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John Bertrand Johnson
John Bertrand Johnson
Discovered thermal noise in conductors
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Compagnia Generale Di Elettricita fluted shaft desk set
Compagnia Generale Di Elettricita fluted shaft desk set
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Kellogg Dial Grabaphone
Kellogg Dial Grabaphone
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AT&T Annual Report, 1927
AT&T Annual Report, 1927
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Lloyd Espenschied
Lloyd Espenschied
Coaxial cable co-inventor
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Demonstration telephone
Demonstration telephone
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Kellogg 1923 Catalog
Kellogg 1923 Catalog
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Gray Three-Slot Payhone
Gray Three-Slot Payhone
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WE Model 102
WE Model 102
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Fuld ‘Bauhaus’ Phone
Fuld ‘Bauhaus’ Phone
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Dictograph 1923 Catalog
Dictograph 1923 Catalog
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Sosthenes Behn
Sosthenes Behn
ITT founder
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AE 1A color brochure
Automatic Electric ad
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Kellogg
Kellogg Switchboard and Supply ad
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AT&T Annual Report, 1928
AT&T Annual Report, 1928
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Sallie Pero Mead
Sallie Pero Mead
Mathematician and wireless innovator
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First transatlantic phone calls, using radio signals
First transatlantic phone calls, using radio signals
Stromberg-Carlson 1178
Stromberg-Carlson 1178
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Black GPO Model 162
Black GPO Model 162
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Henry Dreyfuss
Henry Dreyfuss
Industrial designer
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AE 1929 catalog
AE 1929 catalog
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Theodore Gary
Theodore Gary
Built empire of independent telephone companies
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AT&T Annual Report, 1929
AT&T Annual Report, 1929
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Tønsberg Telefonforening telephone
Tønsberg Telefonforening telephone
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AT&T truck leaving 195 Broadway carrying shareholder dividend payments
AT&T truck leaving 195 Broadway carrying shareholder dividend payments
Building for expanding telephone demand, 1928
Building for expanding telephone demand, 1928
Leich Telephones
Leich ad
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Keystone Dial Candlestick
Keystone Dial Candlestick
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AT&T Annual Report, 1920
AT&T Annual Report, 1920
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Monarch Candlestick
Monarch Telephone ad
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Ericsson 1928 multi-line phones catalog
Ericsson 1928 multi-line phones catalog
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C.1920 Gray Telephone Pay Station Co Hartford CT
C.1920 Gray Telephone Pay Station Co Hartford CT
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AT&T Annual Report, 1925
AT&T Annual Report, 1925
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Ericsson 1923 telephone catalog
Ericsson 1923 telephone catalog
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Kellogg 1928 PBX Switchboards catalog
Kellogg 1928 PBX Switchboards catalog
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AE 21 Wall Phone
AE 21 Wall Phone
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Stromberg 1921 High Efficiency Switchboard catalog
Stromberg 1921 High Efficiency Switchboard catalog
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Siemens and Halske 25-extension intercom
Siemens and Halske 25-extension intercom
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New York Telephone building at 140 West Street
New York Telephone building at 140 West Street
Harry Nyquist
Harry Nyquist
Transmission engineering and communications systems
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C&P Telephone repair shop
C&P Telephone repair shop
Frank B. Jewett
Frank B. Jewett
Radio telephony pioneer
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WE 100-Type Phone With "French" E1 Handset
WE 100-Type Phone With "French" E1 Handset
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WE 1922 Railroad Telephone catalog
WE 1922 Railroad Telephone catalog
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Ralph Hartley
Ralph Hartley
Information theory innovator
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A Historical View of the San Francisco Exchange
A Historical View of the San Francisco Exchange
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NE 1927 catalog
NE 1927 catalog
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Select-O-Phone intercom system brochure
Select-O-Phone intercom system brochure
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Small French telephone exchange
Small French telephone exchange
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Automatic Electric
American Electric ad
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Chicago Central Office Roller Skates
Chicago Central Office Roller Skates
Harold Stephen Black
Harold Stephen Black
Invented the negative feedback amplifier
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AT&T Annual Report, 1924
AT&T Annual Report, 1924
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E. F. Caldwell & Co. Custom Handmade Candlestick
E. F. Caldwell & Co. Custom Handmade Candlestick
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GPO 232 With Cheese Drawer
GPO 232 With Cheese Drawer
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WE 1924 catalog
WE 1924 catalog
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Reproduction Clear GPO 162
Reproduction Clear GPO 162
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AT&T Annual Report, 1922
AT&T Annual Report, 1922
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Fuld phone
H. Fuld & Co./TN ad
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Giles Gilbert Scott
Giles Gilbert Scott
Designer of the UK red telephone kiosk
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AE 21 Candlestick
AE 21 Candlestick
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Sterling Telephones catalog
Sterling Telephones catalog
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Bancroft Gherardi Jr.
Bancroft Gherardi Jr.
AT&T chief engineer and transmission pioneer
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Fuld Der Fernsprecher Im Privathaus brochure
Fuld Der Fernsprecher Im Privathaus brochure
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Ericsson 1923 multi-line phones catalog
Ericsson 1923 multi-line phones catalog
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BTMC 1924 Catalog
BTMC 1924 Catalog
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