Replica of the Malling-Hansen “Writing Ball”

Jul 24, 2025

Replica of the Malling-Hansen “Writing Ball” Starting bid: € 8.000 | Estimate: € 15.000 – 20.000 With a hemisphere of 54 spring-loaded and engraved alpha-numeric typebars supported on 3 brass columns with set-screw adjustment and geared mechanism,...

Nema T-D Cipher Machine

Jul 24, 2025

Nema T-D Cipher Machine, 1946 Starting bid: € 2.500 | Estimate: € 4.000 – 6.000 Zellweger A.G., Uster, Switzerland. No. 378, rare ten-rotor successor of the legendary “Enigma” WWII ciphering machine, produced exclusively for the Swiss army, with...

Mars 99 Mod. III

Jul 24, 2025

Mars 99 Mod. III, c. 1899 Starting bid: € 500 | Estimate: € 1.000 – 1.500 Emil Wünsche, Dresden. Technically sophisticated plate box camera no. 4349 for 9 x 12 cm. The lens and shutter are retractable as a large brass tube for focusing (Gebr. Musterschutz...

Stereo Detective Camera by E. Suter

Jul 24, 2025

Stereo Detective Camera by E. Suter, c. 1897 Starting bid: € 1.100 | Estimate: € 1.600 – 2.400 E. Suter, Basel, Switzerland. No. 1693, plate format 9 x 18 cm, sliding box camera with built-in magazine, Rectilinear lenses no. 20129, rotary inter-lens shutter with...

Camera with Unknown Spread-and-Fold Principle

Jul 24, 2025

Camera with Unknown Spread-and-Fold Principle, c. 1890 Starting bid: € 600 | Estimate: € 900 – 1.200 Presumed to be from France or Germany. For 9 x 12 cm plates, the walnut case is beveled at the top, the barrel base is only two-thirds the normal length, and the...