The Built Environment :
Access to collection: This collection is open to the entire web for searching and viewing the thumbnail images.
The large version of the images is restricted to the Penn domain [upenn.edu].
Proxy: If you are a Penn affiliate, you can access the full-size images from outside the Penn domain by using the Library Proxy Service.
Copyrights: The use of the full-size digital images is restricted to University of Pennsylvania faculty, students, and staff (for more information).
revised:February 16, 2001