Arthur Ayer Law / [Richard Olding Beard].
- Beard, Richard Olding, 1856-1936.
- Date:
- [1934]
Licence: In copyright
Credit: Arthur Ayer Law / [Richard Olding Beard]. Source: Wellcome Collection.
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Licence: In copyright
Credit: Arthur Ayer Law / [Richard Olding Beard]. Source: Wellcome Collection.