the usc archive scans both front and back of the pictures in its collection. it's an interesting treatment of the photograph as an object, makes me think of melanie willhide's work. they also have a huge collection of images relating to californian history. these are all of frats and sororities. enter the archive here.
[all from usc digital archive.]
archive is a weekly column by asha schechter that appears each wednesday on i heart photograph.