Tests of mechanical ability / by F.M. Earle, A. Macrae, and other members of the Institute's staff.
- Earle, F. M. (Frank Maynard), 1888-
- Date:
- [1929]
Licence: In copyright
Credit: Tests of mechanical ability / by F.M. Earle, A. Macrae, and other members of the Institute's staff. Source: Wellcome Collection.
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