Caduceus as a symbol of medicine a review of 257 of the works bearing this printer's device only one was related to medicine. Similar use of the caduceus in printers' marks continues to the present day, with companies including F. A. Davis Company still using the symbol as an element of their insignia. There are a few other examples of use in this period. It may have been used as a symbol by Sir William Butts, physician to Henry VIII. Similarly, physician John Caius, founder of Caius College, Cambridge, and at the time President of the Royal College of Physicians, during official visits to his eponymous
Hermes snakes and sometimes it was crowned with a pair of wings and a ball, but the old form remained in use even when Hermes was associated with Mercury by the Romans. Hyginus explained the presence of snakes, saying that Hermes was traveling in Arcadia when he saw two snakes intertwined in battle. He put the caduceus between them and parted, and so said his staff would bring peace. The caduceus, historically, appeared with Hermes, and is documented among the Babylonians from about 3500 BC. The two snakes coiled around a stick was a symbol of the god Ningishzida, which served