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J.H. Bunnell & Co.
// ΜΤ-017735 // Early 20th century
Telegraph Receiver and Signal Amplifier
DImensions: 20 x 17 x 11,5 εκ. Location: USA Material: wood,metal
The bronze device is placed on a wooden base and in a wooden frame in order to amplify the resonance caused during its operation.
In Copyright
