Volunteer Calvin Grams, building 58, Morrell HouseHarpers Ferry National Historical ParkOriginal caption: Park: HFNHP. Negative No. NHF-3625. See Classification No. Subject: PERSONNEL - Volunteer, Calvin Grams standing in front of Morrell House. Location: Filmore St. Purpose: FIle. Photographer and Companions: Martin R. Conway. Date: ? Summer 1975.