تويتر \ Dr. Jeffrey Guterman على تويتر: "Early audio recordings and radio broadcasts from 1890 to 1929. This is over six hours long. It includes Benjamin Harrison, Taft, TR, Florence Nightingale, and
![Invented in 1890 by the Frenchman Edouard Branly (1844-1940), the coherer is one of the most important of early radio wave detectors. Its potential fo... - SuperStock Invented in 1890 by the Frenchman Edouard Branly (1844-1940), the coherer is one of the most important of early radio wave detectors. Its potential fo... - SuperStock](https://cdn.superstock.com/1895/Comp/1895-5712.webp)
Invented in 1890 by the Frenchman Edouard Branly (1844-1940), the coherer is one of the most important of early radio wave detectors. Its potential fo... - SuperStock
![Top 100 Global Creator - P84. Guglielmo Marconi: Creator of radio - Worldkings - World Records Union Top 100 Global Creator - P84. Guglielmo Marconi: Creator of radio - Worldkings - World Records Union](https://worldkings.org/Userfiles/Upload/images/3010i.jpg)
Top 100 Global Creator - P84. Guglielmo Marconi: Creator of radio - Worldkings - World Records Union
![The Radio Boys and Girls: Radio, Telegraph, Telephone and Wireless Adventures for Juvenile Readers 1890-1945 : Adams, Mike, Sterling, Christopher H.: Amazon.it: Libri The Radio Boys and Girls: Radio, Telegraph, Telephone and Wireless Adventures for Juvenile Readers 1890-1945 : Adams, Mike, Sterling, Christopher H.: Amazon.it: Libri](https://m.media-amazon.com/images/I/71iR9x2TVeL._AC_UF1000,1000_QL80_.jpg)
The Radio Boys and Girls: Radio, Telegraph, Telephone and Wireless Adventures for Juvenile Readers 1890-1945 : Adams, Mike, Sterling, Christopher H.: Amazon.it: Libri
![Two radios as follows; GEC brown/cream Bakelite radio, DES no 883124, cat number BC6447, in good working order along with a Roberts portable radio model R200 with instructions and travel case Two radios as follows; GEC brown/cream Bakelite radio, DES no 883124, cat number BC6447, in good working order along with a Roberts portable radio model R200 with instructions and travel case](https://hansonslive.hansonsauctioneers.co.uk/images/lot/2992/29924_0.jpg?1576334523)
Two radios as follows; GEC brown/cream Bakelite radio, DES no 883124, cat number BC6447, in good working order along with a Roberts portable radio model R200 with instructions and travel case
![Radio Ga Ga: Collector fills his house with 1,200 radio sets spanning more than 100 years | Daily Mail Online Radio Ga Ga: Collector fills his house with 1,200 radio sets spanning more than 100 years | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2010/09/17/article-1312946-0B35D68E000005DC-915_634x419.jpg)