Telephony

A black and white photo of a man in a suit talking on a telephone. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Wermlandsbankens huvudkontor i ett 40-tal år efter branden 1865. Huset, med adress Älvgatan 5, byggdes 1868, togs i bruk av Telegrafverket 1910 och byggdes på med en våning 1937. Bilden tagen runt förra sekelskiftet.

Apparatutrustning för högfrekvenstelefonering. Stockholm Apparatur för bärfrekvenstelefon på Stockholms överdragsstation. Första bärfrekvensstativet. Troligen år 1919.

Trent Hall Creek, MD (May 1)--Atlantic Strike Team member BM1 Thomas Telephony assesses the amount of oil and the impact to the area as he supervises the Trent Hall Creek area while responding to an oil spill i More

Trent Hall Creek, MD (May 1)--BM1 Thomas Telephony, Atlantic strike team, takes notes while supervising the clean-up in the Trent Hall Creek area during a recent oil spill in southern Maryland. The spill was a More

U.S. Marine Corps Cpl. Connie Hernandez, a field wireman assigned to the 26th Marine Expeditionary Unit (MEU) and Los Angeles native, conducts her daily duties at the 26th MEU command post aboard Camp Lejeune, More

A cell phone sitting on top of a book. A white cell phone sitting on top of a table public domain stock photo.

Copyright-free Apple iPhone pictures. Free to use images of iPhone.

A close up of a circuit board with a circuit board attached to it. A circuit board with a circuit board and a circuit board. Public domain stock photo.

A red and white tower with a red object on top / A red and white tower with a white sign on it public domain stock photo.

Copyright-free Apple iPhone pictures. Free to use images of iPhone.

A wooden telephone with a wooden handle / A close up of a vintage telephone / Public domain vintage photo.

A phone with a world globe on it / A clock with the earth in the middle of it / Public domain stock illustration.

A hand holding a sim card on a router. A person holding a yellow and green device with a lit up flash. Public domain stock photo.

Stock photography: A woman wearing glasses and a headset / A woman wearing glasses and a headset.

A cell tower with a cloudy sky in the background / A cell phone tower with a cloudy sky public domain stock photo.

U.S. Marine Corps Cpl. Connie Hernandez, a field wireman assigned to the 26th Marine Expeditionary Unit (MEU) and Los Angeles native, adjusts an ethernet cable while improving an office's connection layout at t More

U.S. Marine Corps Cpl. Connie Hernandez, a field wireman assigned to the 26th Marine Expeditionary Unit (MEU) and Los Angeles native, conducts her daily tasks at the 26th MEU command post aboard Camp Lejeune, N More

Photographer:Unknown Photo taken:189? Source:BC Archives #A-00783[1]

Early television/videophone concept, a forecast (almanac) for 1879, posted in the December 9th, 1878 issue of Punch. Illustration description Punch Magazine cartoon print: Edison's Telephonoscope (transmits lig More

Nederlands: Afbeelding van een bellende beambte van de spoorwegpolitie (in burger).

Nederlands: Afbeelding van een nieuwe telefooncentrale in een gebouw van de N.S. te Utrecht.

Nederlands: Afbeelding van de bedrading van een nieuwe telefooncentrale in een gebouw van de N.S. te Utrecht.

Nederlands: Afbeelding van werkzaamheden in de nieuwe telefooncentrale in een gebouw van de N.S. te Utrecht.

Nederlands: Afbeelding van werkzaamheden in de oude telefooncentrale in een gebouw van de N.S. te Utrecht.

Nederlands: Afbeelding van werkzaamheden in de oude telefooncentrale in een gebouw van de N.S. te Utrecht.

Nederlands: Afbeelding van werkzaamheden in de oude telefooncentrale in een gebouw van de N.S. te Utrecht.

Nederlands: Afbeelding van werkzaamheden ten behoeve van T.E.E.-reserveringen in het Hoofdgebouw III (HGB III, Moreelsepark) van de N.S. te Utrecht.

Svenska: Nummerpresentatör. English: Caller ID.

Pages 40-1 of Alexander Graham Bell's unpublished laboratory notebook (1875-76), describing first successful experiment with the telephone.

Digby County

Front page of Le Petit Journal in 21 August 1910. Showing French air-force ready to deter hostile advances, and equipped with intercom - two tubes for full duplex send and receive.

Plattegrond van de stad Utrecht met weergave van het telefoonnet.

Slovenščina: Dijakinje l. gimnazije pri praktičnih vajah predvojaške vzgoje pri pouku telefonije.

Rat bolting, with a muzzled ferret

Telephone test desk as used in mid 20th century.

German troops at a field telephone post in a trench during World War I

German troops and officers manning a field telephone post during World War I

Telephone motor generator station (Rankin Kennedy, Electrical Installations, Vol V, 1903).jpg

Telephone motor generator (Rankin Kennedy, Electrical Installations, Vol V, 1903).jpg

Identifier: studyofwirelesst00elea (find matches) Title: A study of wireless telegraphy and wireless telephony Year: 1915 (1910s) Authors: Eleazarian, Aram Movses Subjects: Telephone systems Radio Telegraph More

Identifier: studyofwirelesst00elea (find matches) Title: A study of wireless telegraphy and wireless telephony Year: 1915 (1910s) Authors: Eleazarian, Aram Movses Subjects: Telephone systems Radio Telegraph More

Identifier: studyofwirelesst00elea (find matches) Title: A study of wireless telegraphy and wireless telephony Year: 1915 (1910s) Authors: Eleazarian, Aram Movses Subjects: Telephone systems Radio Telegraph More

Identifier: studyofwirelesst00elea (find matches) Title: A study of wireless telegraphy and wireless telephony Year: 1915 (1910s) Authors: Eleazarian, Aram Movses Subjects: Telephone systems Radio Telegraph More

Identifier: studyofwirelesst00elea (find matches) Title: A study of wireless telegraphy and wireless telephony Year: 1915 (1910s) Authors: Eleazarian, Aram Movses Subjects: Telephone systems Radio Telegraph More

Identifier: systemofmultiple00arno (find matches) Title: A system of multiplex telephony by the use of vacuum tubes Year: 1919 (1910s) Authors: Arnold, E. H Throop, A. R Subjects: Publisher: Contributing L More

Identifier: systemofmultiple00arno (find matches) Title: A system of multiplex telephony by the use of vacuum tubes Year: 1919 (1910s) Authors: Arnold, E. H Throop, A. R Subjects: Publisher: Contributing L More

Identifier: systemofmultiple00arno (find matches) Title: A system of multiplex telephony by the use of vacuum tubes Year: 1919 (1910s) Authors: Arnold, E. H Throop, A. R Subjects: Publisher: Contributing L More

Identifier: systemofmultiple00arno (find matches) Title: A system of multiplex telephony by the use of vacuum tubes Year: 1919 (1910s) Authors: Arnold, E. H Throop, A. R Subjects: Publisher: Contributing L More

Identifier: systemofmultiple00arno (find matches) Title: A system of multiplex telephony by the use of vacuum tubes Year: 1919 (1910s) Authors: Arnold, E. H Throop, A. R Subjects: Publisher: Contributing L More

Identifier: systemofmultiple00arno (find matches) Title: A system of multiplex telephony by the use of vacuum tubes Year: 1919 (1910s) Authors: Arnold, E. H Throop, A. R Subjects: Publisher: Contributing L More

Identifier: amateurradiohoww00grai (find matches) Title: Amateur radio : how and why of wireless with complete instructions on operation of receiving outfits Year: 1922 (1920s) Authors: Grainger, Maurice J S More

Identifier: amateurradiohoww00grai (find matches) Title: Amateur radio : how and why of wireless with complete instructions on operation of receiving outfits Year: 1922 (1920s) Authors: Grainger, Maurice J S More

Identifier: americantelepho00mill (find matches) Title: American telephone practice Year: 1905 (1900s) Authors: Miller, Kempster B. (from old catalog) Subjects: Publisher: Contributing Library: The Librar More

Identifier: annualreportofbo1908smitfo (find matches) Title: Annual report of the Board of Regents of the Smithsonian Institution Year: 1846 (1840s) Authors: Smithsonian Institution. Board of Regents United More

Identifier: annualreportofbo1919smithso (find matches) Title: Annual report of the Board of Regents of the Smithsonian Institution Year: 1846 (1840s) Authors: Smithsonian Institution. Board of Regents United More

Identifier: automatictelepho00smit (find matches) Title: Automatic telephony; a comprehensive treatise on automatic and semi-automatic systems Year: 1921 (1920s) Authors: Smith, Arthur Bessey, b. 1875 Campbe More

Identifier: automatictelepho00smit (find matches) Title: Automatic telephony; a comprehensive treatise on automatic and semi-automatic systems Year: 1921 (1920s) Authors: Smith, Arthur Bessey, b. 1875 Campbe More

Identifier: automatictelepho00smit (find matches) Title: Automatic telephony; a comprehensive treatise on automatic and semi-automatic systems Year: 1921 (1920s) Authors: Smith, Arthur Bessey, b. 1875 Campbe More

Identifier: automatictelepho00smit (find matches) Title: Automatic telephony; a comprehensive treatise on automatic and semi-automatic systems Year: 1921 (1920s) Authors: Smith, Arthur Bessey, b. 1875 Campbe More

Identifier: automatictelepho00smit (find matches) Title: Automatic telephony; a comprehensive treatise on automatic and semi-automatic systems Year: 1921 (1920s) Authors: Smith, Arthur Bessey, b. 1875 Campbe More

Identifier: belltelephonemag00vol2930amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More

Identifier: belltelephonemag00vol2930amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More

Identifier: belltelephonemag23amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag23amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag23amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag23amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: bellvol25telephonemag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Inform More

Identifier: bellvol25telephonemag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Inform More

Identifier: belltelephonemag23amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonevol3132mag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More

Identifier: belltelephonevol3132mag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More

Identifier: belltelephonevol3132mag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More

Identifier: belltelephonevol3132mag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More

Identifier: belltvol20elephonemag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Inform More

Identifier: belltelephonemag17amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: bellvol25telephonemag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Inform More

Identifier: belltvol20elephonemag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1940s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Inform More

Identifier: belltvol20elephonemag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Inform More

Identifier: belltelephonemag13amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Early multichannel longwave radio receiver (right) and receiving antenna (left) constructed by the American Telephone and Telegraph Company at Houlton, Maine, USA around 1927 for transatlantic radiotelephone s More

Identifier: belltelephonemag08amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag15amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag13amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag19amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag26amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag26amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag23amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephone6667mag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Informa More

Identifier: belltelephonevol3132mag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More

Identifier: belltelephonemag15amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag11amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag09amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: bellvol25telephonemag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Inform More

Identifier: belltelephonemag12amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag22amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag19amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information More

Identifier: belltelephonemag00vol2930amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More

Identifier: bellvol25telephonemag00amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Inform More

Identifier: belltelephonemag00vol2930amerrich (find matches) Title: Bell telephone magazine Year: 1922 (1920s) Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Info More