Left, blank; right, red diagonals, verticals, and hooks. Watercolour by M. Bishop, 1977.
- Bishop, Mary, (Mary Cecil Hamilton), 1914-1990.
- Date:
- May 77 [May 1977]
- Reference:
- 2907952i
Licence: In copyright
Credit: Left, blank; right, red diagonals, verticals, and hooks. Watercolour by M. Bishop, 1977. Source: Wellcome Collection.
