Slide rule with single slider and cursor for traffic flow calculations by Nestler for Westfalisches Versandhaus
- Made:
- Bielefeld
Slide rule with single slider and cursor for traffic flow calculations by Nestler for Westfalisches Versandhaus, Bielefeld, Germany, in cardboard case with typewritten French instruction sheet
Details
- Category:
- Mathematics
- Object Number:
- 1990-680
- type:
- ready reckoner (traffic)
- credit:
- Auction Team Koln
