An Osram machine feeder's test
- Made:
- 1920-1940
An Osram machine feeder's test, a 'ball dropper' with red cotton bag of marbles of two different diameters, and a pencilled sketch, probably made at NIIP, 1920-1940. (Possibly BPS Inv. No. 0081a.)
Details
- Category:
- Psychology, Psychiatry & Anthropometry
- Object Number:
- 1994-1255/6
- type:
- mechanical aptitude test
