Hughes Printing Telegraph

Jul 10, 2024

Hughes Printing Telegraph, c. 1875 Starting bid: € 2.800 | Estimate: € 4.000 – 6.000 Deutsche Telefonwerke R. Stock, Berlin. Serial No. 209, T.V. No. 1054, synchronic printer for letters, numbers and characters, lacquered brass mechanism, electric motor-drive,...

Enigma Model K Ciphering Machine

Jul 6, 2024

Enigma Model K Ciphering Machine Enigma (K-Model) with Additional Lamp Panel, c. 1939 Starting bid: € 50.000 | Estimate: € 80.000 – 120.000 Manufactured by” Chiffriermaschinen-Ges. Heimsoeth und Rinke, Berlin. No. K374, with four-rotor set, numbered K347,...

Stereo Collection

Jul 6, 2024

Stereo Collection This remarkable collection of stereoscopic photography features around 9,400 stereo cards of 9 x 18 cm and many in other smaller formats. The book-form stereo sets from the period 1890-1942 – a total of 3,800 cards accompanied by explanatory...

Large Collection of Mathematical Games, Calculating Aids and Gimmicks

Jul 6, 2024

Large Collection of Mathematical Games, Calculating Aids and Gimmicks, c. 1900-50 More information...

Rare Gräber’s Arithmometer

Jul 6, 2024

Rare “Gräber’s Arithmometer”, c. 1904 Starting bid: € 1.100 | Estimate: € 1.600 – 2.200 Joseph Gräber, Vienna, no. 108, 8 input sliders, 9-digit revolution counter, 16-digit results mechanism, patent clearing with 2 levers and writing field...