A lecturer pointing to a large screen, on which projected diagrams of the bodies of a man and a woman are marked with red flags indicating areas where cancer may be first seen. Colour lithograph after Fellnagel, 1941.

Credit

A lecturer pointing to a large screen, on which projected diagrams of the bodies of a man and a woman are marked with red flags indicating areas where cancer may be first seen. Colour lithograph after Fellnagel, 1941. Credit: Wellcome Collection. In copyright