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Loudspeakers
Cone Loudspeakers
 RCA Radiola 100 1925 |
 Tower Mfg. Company 1928 |
 RCA Radiola 103 1927 |
 RCA Radiola 100A 1927 |
 Unidentified (French?) |
 Sterling Primax (British) 1924 |
 Unknown |
 Rola 1929 |
 Cabinet Speaker 1928 |
 RCA Radiola 106 1927 |
 Pausen Octacone Pedestal Model 1926 |
 Rola Pedestal Recreator 1926 |
 Atwater Kent Model E 1926
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 RCA Radiola 104 1925 The Radiola 104 his was the first Electro-dynamic cone loudspeaker, developed by General Electric engineers Chester W. Rice and Edward W. Kellogg in 1925. |
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 Stewart Warner Model 435 1929 |
 British Electric Sales Org Beco Rose Bowl 1926 (British) |
 Urn Loudspeaker (Unknown Mfg) c. 1926 |
 Sonochorde Boudette Manufacturing Company 1925 |
 Unknown |
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