Telegraph Patent Model by White & White, 1855

Telegraph Patent Model by White & White, 1855 Starting bid: € 1.200 | Estimate: € 3.000 – 5.000 Telegraphic key apparatus, patented by Leroy S. White and Lewis White, USA, on May 22, 1855, with 28 keys, mother-of-pearl key tops, engraved characters, brass...

Very Early Siemens & Halske Butterstamp Telephone, c. 1880

Very Early Siemens & Halske Butterstamp Telephone, c. 1880 Starting bid: € 1.800 | Estimate: € 3.000 – 5.000 Siemens & Halske, Berlin. D.R. Patent, underside stamped 41481, turned wood and brass, leather-covered handle, whistle for calling, underside...

Early French Bréguet Dial Telegraph System, c. 1855

Early French Bréguet Dial Telegraph System, c. 1855 Starting bid: € 1.800 | Estimate: € 3.000 – 5.000 Consisting of transmitter, receiver, bell box and galvanometer as patented in 1849. 1) Transmitter by L. Bréguet, with brass plaque “I. Sierra,...

Märklin 4158/7 Compound Steam Engine, c. 1930

Märklin 4158/7 Compound Steam Engine, c. 1930 Starting bid: € 800 | Estimate: € 2.000 – 3.000 Horizontal steam engine with high and low-pressure cylinders in one housing, slide valve gear, brass flame-tube boiler, 2 galleries with railings and stairs, bell-type...

Gecophone BC3400 British Radio Receiver with Amplifier, c. 1923

Gecophone BC3400 British Radio Receiver with Amplifier, c. 1923 Starting bid: € 600 | Estimate: € 900 – 1.200 General Electric Co Ltd., GENALEX, London. 1) 2-valve cabinet receiver, type BC2001, with BBC stamp. – And: 2) Two-stage LF amplifier BC2580. – Hard to...