Wireless
Telegraphy Receiving Station According to ğMarconiĞ, c. 1905
Receiving station
with Coherer according to the inventions by Branly (1890), Popoff (1895)
and Marconi (1897). Size 27 ½ x 7 4/5 in. Station was probably used by
fire departments.
Estimate: € 1,300/1,800
US$ 2,015/2,790
Reserve: € 850/US$ 1,320
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