![The first telephone developed and patented by Alexander Graham Bell in 1876, Foto de Stock, Imagen Derechos Protegidos Pic. ERE-HISL014-EC260-H | agefotostock The first telephone developed and patented by Alexander Graham Bell in 1876, Foto de Stock, Imagen Derechos Protegidos Pic. ERE-HISL014-EC260-H | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/12c62f9e55ad50ea222ecadf5feef960/ere-hisl014-ec260-h.jpg)
The first telephone developed and patented by Alexander Graham Bell in 1876, Foto de Stock, Imagen Derechos Protegidos Pic. ERE-HISL014-EC260-H | agefotostock
![The 1st telephone set in Germany, which allowed the user to connect to one of the first fully automatic stations of the post office. It is a model of the company Siemens The 1st telephone set in Germany, which allowed the user to connect to one of the first fully automatic stations of the post office. It is a model of the company Siemens](https://c8.alamy.com/comp/2BX5581/the-1st-telephone-set-in-germany-which-allowed-the-user-to-connect-to-one-of-the-first-fully-automatic-stations-of-the-post-office-it-is-a-model-of-the-company-siemens-and-halske-2BX5581.jpg)
The 1st telephone set in Germany, which allowed the user to connect to one of the first fully automatic stations of the post office. It is a model of the company Siemens
![Man Hold's Alexander Graham Bell's First Telephone, Foto de Stock, Imagen Derechos Protegidos Pic. UIG-920-05-0-587-46168-L | agefotostock Man Hold's Alexander Graham Bell's First Telephone, Foto de Stock, Imagen Derechos Protegidos Pic. UIG-920-05-0-587-46168-L | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/53c29200a8d31f5bd13f64c0557c0918/uig-920-05-0-587-46168-l.jpg)
Man Hold's Alexander Graham Bell's First Telephone, Foto de Stock, Imagen Derechos Protegidos Pic. UIG-920-05-0-587-46168-L | agefotostock
![Archivo:Bell Centennial single-pole telephone transmitter 1876.png - Wikipedia, la enciclopedia libre Archivo:Bell Centennial single-pole telephone transmitter 1876.png - Wikipedia, la enciclopedia libre](https://upload.wikimedia.org/wikipedia/commons/7/7d/Bell_Centennial_single-pole_telephone_transmitter_1876.png)
Archivo:Bell Centennial single-pole telephone transmitter 1876.png - Wikipedia, la enciclopedia libre
![Nuevos - 0322- USA - 1976 - SC#: 1683 - MNH - 1ST TELEPHONE CALL BY ALEXANDER GRAHAM BELL - COMMUNICATIONS Nuevos - 0322- USA - 1976 - SC#: 1683 - MNH - 1ST TELEPHONE CALL BY ALEXANDER GRAHAM BELL - COMMUNICATIONS](https://www.delcampe.net/static/img_large/auction/001/672/446/871_001.jpg)
Nuevos - 0322- USA - 1976 - SC#: 1683 - MNH - 1ST TELEPHONE CALL BY ALEXANDER GRAHAM BELL - COMMUNICATIONS
![Alexander Graham Bell makes the first telephone call between New York and Chicago, USA, 1892, Foto de Stock, Imagen Derechos Protegidos Pic. HEZ-2377947 | agefotostock Alexander Graham Bell makes the first telephone call between New York and Chicago, USA, 1892, Foto de Stock, Imagen Derechos Protegidos Pic. HEZ-2377947 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/5f48c5ed0581825b1eaf543a9faca850/hez-2377947.jpg)