[Clayton A. Hoover, M.D.] Head and shoulders, front pose. Portraits Still image 1 photoprint. nlm:nlmuid-101418947-img 101418947 http://resource.nlm.nih.gov/101418947 IHM: B014764 The National Library of Medicine believes this item to be in the public domain: https://creativecommons.org/publicdomain/mark/1.0/