Published inLeipzig by theVerlag von F. E. Bilz, ca.1905–1912. Multiplemulti-layer, lift-the-flap anatomical models. These anatomical flap books were costly to produce and many surviving copies are incomplete.
The books are intended for adult audiences and feature illustrations to enhance the content. The narrative type is nonfiction, and the literature falls under the genre of health and fitness. The author is unknown, and the materials are sourced from the United States.