Human embryo, two figures: above, the foetus at nine weeks, below, the foetus at twelve weeks, shown enclosed in the amnion. Lithograph after Erdl, 1850/1900?.

[Place of publication not identified] : [publisher not identified], 1850/1900?]

1 print : lithograph ; sheet 23.2 x 14 cm

1. Human embryo, at the ninth week, removed from the membranes; three times the natural size (Erdl.) ; 2. Human embryo, at the twelfth week, inclosed in the amnion; natural size (Erdl.) Bears number: Fig. 45

Wellcome Collection 579984i