Aristo 10075 dyers ready reckoning conversion rule for temperature, volume, weight, surface measure on the A side and density, steam pressure, water hardness and viscosity on the reverse B in German text
Details
- Category:
- Mathematics
- Object Number:
- 1997-2292
- Measurements:
-
overall: 2 x 220 x 52 mm
- type:
- ready reckoner
- credit:
- Mr Hans Dennert