Caduceus as a symbol of medicine worth noting that hospital stewards were not physicians; they played a supporting role preparing drugs for surgeons, supervising nurses and cooks, maintaining accounting and medical records, and in emergencies sometimes performed minor surgery or provided prescriptions. Later, in 1871, the Surgeon General designated the caduceus as the seal of the Marine Hospital Service (destined to become the U.S. Public Health Service in 1912). Gershen states that the change was for aesthetic reasons, whereas Friedlander states the caduceus was adopted by the Marine Hospital Service "because of its relationship with merchant seamen and the maritime industry". The caduceus was formally adopted
Locations associated with Arthurian legend Locations associated with Arthurian legend The following is a list and assessment of sites and places associated with King Arthur and the Arthurian legend in general. Given the lack of concrete historical knowledge about one of the most potent figures in British mythology, it is unlikely that any definitive conclusions about the claims for these places will ever be established; nevertheless it is both interesting and important to try to evaluate the body of evidence which does exist and examine it critically. The earliest reference to Arthur is in Aneirin's poem "Y Gododdin" (c. 594). While his fame may have