A Crookes mailing : if undelivered please return to The Crookes Laboratories Limited Park Royal London N.W.10 / The Crookes Laboratories Limited.
- Date:
- [1953]
Licence: In copyright
Credit: A Crookes mailing : if undelivered please return to The Crookes Laboratories Limited Park Royal London N.W.10 / The Crookes Laboratories Limited. Source: Wellcome Collection.
