Wikipedia:GLAM/NHMandSM/SM Galleries/Voice of the BBC

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• File:Crystal set with Braille dial markings
• File:A pair of B.T.H. headphones, c. 1923
• File:A pair of B.T.H. headphones, c. 1923
• File:Marconiphone V2 broadcast receiver, c1925.
• File:Part of Marconi 1.5kW transmitter (central rack without choke), 1922, used by the BBC London station 2LO between 1922 and 1925, as rebuilt c.1954.
• File:Radio Times magazine issue 7, Nov 9, 1923 (Nov 11-17), 'What's in the Air? On November 14th we celebrate our centenary'. By J.C.W. Reith
• File:Savoy Hill "Meat Safe" microphone stand - Very Early. For Round-Sykes microphone
• File:Marconi-Sykes Magnetophone. Ser No: 271376. Very early moving coil microphone. DC energised. Uses the large flat coil as the diaphragm. Used at Savoy Hill, mounted in the "Meat Safe" microphone stand. This example missing the coil