Original Odhner, serial No. 255-778040, manual cal

Made:
1960-1970 in Gothenburg

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Original Odhner, serial No. 255-778040, manual calculating machine and bag

Details

Category:
Mathematics
Object Number:
1976-364
type:
calculating machine (pinwheel) and calculating machines (odhner wheel)
credit:
City University (School of Mathematics)