Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Above, a man studying the entrails of a cadaver as the microcosm, with the macrocosm behind; below, Hippocrates, holding the staff of Aesculapius, and Galen; bottom, instruments for anatomy and surgery. Engraving by A. Santvoort, ca. 1650. Wellcome Collection. Public Domain Mark. Source: Wellcome Collection.