Description History of Pharmacy in Pictures Parke Davis Thom. Set of 40 colored lithographs by artist Robert Thom, 1950's. -Parke, Davis & Company, 1957. Soft cover. Reproductions of a series of original oil paintings, presented by Parke Davis & Company, originally conceived by George A. Bender, editor of Modern Pharmacy, paints by Robert A. Thom. 40 original paintings reproduced here in miniature.