A yellow quarantine flag, signalling yellow fever, raised on a ship anchored at sea some distance from a port. Watercolour by E. Schwarz-Lenoir, 1920/1950 (?).
- Schwarz-Lenoir, Ernest.
- Date:
- 1920-1950
- Reference:
- 566649i
Licence: In copyright
Credit: A yellow quarantine flag, signalling yellow fever, raised on a ship anchored at sea some distance from a port. Watercolour by E. Schwarz-Lenoir, 1920/1950 (?). Wellcome Collection. Source: Wellcome Collection.