German doctor and politician (1821–1902), dubbed the “Father of Pathology,” who founded the field of social medicine. Untranslated ALS in German, signed “R. Virchow,” one page, 5 x 8, January 9, 1895. Three small surface tears, a blue pencil notation, and an area of show-through from a mounting remnant on the reverse, otherwise fine condition. RRAuction COA.