The embryo develops

In 1799, the German anatomist Samuel von Sömmering published Icones embryonum humanorum. The book contains a connected series of images that for the first time depicted the gradual development of an embryo, from the third week to the fourth month.

Sommering

Samuel Thomas von Sömmering (1755-1830) Icones embryonum humanorum. Francofurti ad Moenum, Varrentrapp et Wenner, 1799.

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Last updated: 2025-11-26