The psychology of the unadjusted school child / by John J. B. Morgan.
- Morgan, John J. B. (John Jacob Brooke), 1888-1945.
- Date:
- 1931, ©1924
Licence: Public Domain Mark
Credit: The psychology of the unadjusted school child / by John J. B. Morgan. Source: Wellcome Collection.
50/320 (page 34)