Description
Arithma Addiator calculating machine made in Germany by Addiator Gesellschaft of Berlin and distributed in the USA by Harrison Home Products, 8 Kingsland Ave., Harrison, N.J. Capable of calculations up to 9999.9. Stylus and plastic slide case.
Addiator is a trade name of Addiator Gesellschaft of Berlin which manufactured very popular, small, hand-held, stylus operated, mechanical calculators of the same name starting in 1920. Most Addiators are made of of sheet-metal sliders inside a metal envelope, manipulated by a stylus. The results can be cleared by pulling on the handle at the top of the machine.
