Publications relating to Original-Odhner calculating machines
- Made:
- 1961-circa 1965 in Gothenburg
Brochure and instructions for the Original-Odhner calculating machine. Aktibolaget Original-Odhner, Gothenburg, Sweden. 1961-c1965.
Brochure and instructions for the Original-Odhner calculating machine. Aktibolaget Original-Odhner, Gothenburg, Sweden. 1961-c1965.