Descriptive InformationBuilding 7 Interior 1st floor -furnished as Law Office showing collapsable, bookcase, desk, steeple clock and portion of chair, Small Print and 8x10. Potomac Street. File. Original caption: Park: HFNHP. Negative No. NHF-3657 8x10. See Classification No. Subject: BUILDING 7 INTERIOR 1st. floor - furnished as Law Office showing collaspable bookcase, desk, steeple clock and portion of chair. Location: Potomac St. Purpose: File. Photographer and Companions: Supt. Conway. Date: July 1976.