This article describes an oversized Rolleiflex that was a store display,
made in 1932 to promote the new 4x4 model:
http://www.collectorsweekly.com/stories/95151-1930s-giant-baby-rolleiflex-4x4-promoti
According to this article, there were originally 10 of these, and the
whereabouts of several are still known.
But wasn't there also an oversized Rollei made around the same time period
that was built to take size 116 roll film?
