Arithmometer Production in Leningrad

In addition to the arithmometers described in this paper, there may still exist some other makes. At least Leningrad handbook 1930 knows artel Standart at Zagorodnyi 10 and 1931 telephone catalog kooperativ Jupiter, which stated that they make arithmometers. Existing examples are, however, not known. The 1939 Leningrad handbook does not list any calculating machine makers, only arithmometer parts were made by the former Kirja typewriter and calculator repair shop at Volodarskogo pr. 59 led then by the successor of Kirja called Kareloizdat.