Otto P. Schuman (1891-1969) came to the United States from Germany in 1909 and founded the Rapid Calculator Company in 1919. He applied for U.S. patents on calculating machines in 1919 (1,508,257 - granted September 9, 1924 ) and 1924 (1,566,978 - granted December 22, 1925). The clearing mechanism for the entry levers patented in his second Wizard Calculating Machine Manual Digital Version / PDF copy Wizard instruction manual / Mechanical Calculator manual Original Odhner - Model 27 - Sweden 1935 - Black Antique Mechanical Pinwheel Calculator Ad by LepoStore Ad from shop LepoStore LepoStore From shop LepoStore. 5 out Original Odhner Instruction Manual Which manual original manuals will get. The item was at home position, except small amount of minor paint loss because it from whom i knew that this! The manual specification of computation brute force the staggered away my student of hardness that they were very different usage, unwilling to lose digits of. Shift the carriage to position 1. Repeat making positive turns with the crank, until the second figure of the multiplicator (5) appears in the 1st position of the counter unit. The multiplication is done: The multiplicand (123) stays in the input unit, the multiplicator (45) in the counter and the result (5535) is in the arithmetic unit. Later this arithmometer was named Feliks and its first instruction manual [27] was published in 1928 in 500 copies. 5. Swedish Original-Odhner Company The life in Petrograd during the revolution time was not quite comfortable and the Swedish embassy advised all swedes to return to Sweden. Odhner Typewriter Models: Odhner Privat. Reference numbers * Indicates source data the current list maintainer has access to. Usually it means we have a copy of the document in question, but it might be in the form of a later edition list. * 1966 & 1971 Hermes 3000 Adjustment Manuals G4,G6 & 1971, from the collection of Jacques Perrier Manuals / Advertising. Addiator Catalogue. Advertisements Book. Books. News. For sale. Links. Videos. Patentnumbers. Jean Bergmann (Correntator) Search. Pinwheels > Original Odhner > Original Odhner 227. Original Odhner 1 2 3. Original Odhner 227 (# 227-913018, ca 1955) Aktiebolaget Gotenborg, Sweden. dimensions..19 x 17 x 18,5 cm weight Original Odhner - Model 27 - Sweden 1935 - Black Antique Mechanical Pinwheel Calculator Vintage original manual calculator, Feliks M, Mechanical calculator, Arithmometer, Adding machine, Steampunk, Office decor, Industrial decor Wizard Calculating Machine Manual Digital Version / PDF copy Wizard instruction manual / Mechanical This is a 1912 example of a Fullers Spiral Slide Rule pre-stand model made by W.F. Stanley, complete with an instruction manual. Original Odhner pinwheel mechanical calculator. Grey metal case, made in Sweden, serial no 1049 - 52417. In good condition with only minor paint loss. Dating to around 1960, these are rapidly becoming must have (The museum is looking for manuals, or other documentation for this calculator as well as information on the company.) Picture of the Burkhardt Arithmometor Small (52K) Large (112K) Original Odhner. Odhner was one of the two inventors of the pinwheel calculator in 1874. The picture below is one of his own company's machines.