Caduceus as a symbol of medicine emblem of the physician [...] it is most unfortunate that the 'confusion' exists." In an anonymous rebuttal contained in a letter to the editor published three months later in "The Military Surgeon" it was claimed that the late Col. John R. van Hoff was a member of the board that selected the emblem ("if he was not the one who was chiefly instrumental in its adoption"). In the letter to the editor reproduced by Emerson, the anonymous author claims According to this view the caduceus was not intended to be a medical symbol (and, though explained differently, this reflects the
Caduceus is a continuation of the older Indo-European dragon-slayer motif. Wilhelm Heinrich Roscher (1913) pointed out that the serpent as an attribute of both Hermes and Asclepius is a variant of the "pre-historic semi-chthonic serpent hero known at Delphi as Python", who in classical mythology is slain by Apollo. One Greek myth of origin of the caduceus is part of the story of Tiresias, who found two snakes copulating and killed the female with his staff. Tiresias was immediately turned into a woman, and so remained until he was able to repeat the act with the male snake seven years later.