A concertina of seven vertical ladders. Watercolour by M. Bishop, 1966.
- Bishop, Mary, (Mary Cecil Hamilton), 1914-1990.
- Date:
- March 1966
- Reference:
- 2889268i
Licence: In copyright
Credit: A concertina of seven vertical ladders. Watercolour by M. Bishop, 1966. Source: Wellcome Collection.
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