This is very unusual and maybe someone here has an interest:
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=220706570324

These are Medium Format panoramic cameras and a friend of mine, who is
retiring from 3d photography, had put them together in one stereo rig, as
you see in the pictures above. But they are running parallel to the short
direction of the film? Weird.

George