Descriptive InformationBACKYARDS ON POTOMAC STREET- View taken from Hog Alley looking south toward the, rear of bldgs. 5, 7, 8, 9. 10, 11, and 16. Wall in foreground. Original caption: NHF-3317 Backyards From Hog Alley. Number: NHF-3317. Subject or Title: Backyards from Hog Alley. Negative on File: A.V. files Yes __ No. Location of Pix: Comments: Taken in March 1971 by T. Gray. Dept. of the Interior National Park Service. Photo: Thomas C. Gray.