4 Mechanical Calculating Machines
1) "Tim I" Keyboard, Ludwig Spitz, Berlin, no. 35114, c. 1935, four-species stepped-drum machine by the traditional manufacturer, with 10-digit result register, 7-digit revolution counter, 6-digit keyboard input, cast-iron frame, height-adjustable, works. - 2) "Archimedes Modell DF", c. 1930, four-species stepped-drum machine by Reinhold Pöthig, Glashütte, Saxony, with 6-digit keyboard, 6-digit revolution register and 10-digit result register, mechanism sticks. - 3) "Monroe LX 160", Monroe Calculating Machine Company, USA, c. 1935, stepped-drum desk adding machine, with 8, 8 and 16 digits, mechanism sticks. - And: 4) "Facit Model T", no. 74078, 1932 onwards, developed by Karl Rudin, Sweden, first spoked-wheel calculating machine with numeric keypad, mechanism sticks.

4 mechanische Rechenmaschinen
1) "Tim I" Tasten, um 1935, Vierspezies-Staffel­walzenmaschine des traditionsreichen Rechenmaschinenproduzenten Ludwig Spitz, Berlin, 10-stelliges Resultatregister, 7-stelliges Umdrehungszählwerk, 6-stellige Tastatureingabe, Gußgestell, hochstellbar, Serien-Nr. 35114, funktioniert. - 2) "Archimedes Modell DF", um 1930, Vierspezies-Staffelwalzenmaschine von Reinhold Pöthig, Glashütte/Sachsen, mit 6-stelliger Tastatur, 6-stelligem Umdrehungs- und 10-stelligem Resultatwerk, Mechanik hakt. - 3) "Monroe LX 160", um 1935, Staffelwalzen-Pult-Addiermaschine, Monroe Calculating Machine Company, USA, mit 8, 8 und 16 Stellen, Mechanik hakt. - Und: 4) "Facit Modell T", ab 1932, Schweden, entwickelt von Karl Rudin, erste Sprossenrad-Rechenmaschine mit Zehnertastatur, Nr. 74078, Mechanik hakt.

Start Price: EUR 180

(3/-)