
Nestler Slide Rule for Chemists

Slide rule for chemists by Nestler c.1935. Belonged to Roger Hargreaves, Ma P.H.D.
Details
- Category:
- Mathematics
- Object Number:
- 2007-27
- Materials:
- celluloid (cellulose), glass, leather and steel (metal)
- type:
- slide rule
- credit:
- Cooper, Mary