Descriptive InformationOriginal caption: NHF-3315 Bldg 16. Number: NHF-3315. Subject or Title: Bldg. 16 - Porch. 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.