Looks like an ordinary tabletop "accessorized" with a separate projection unit.
Just wondering what would have been the market for such a projector in those days. A dimly lit hotel lounge, or . . . ?
http://cgi.ebay.com/ws/eBayISAPI.dll...m=350085811911
I'm not interested in bidding (although it might be a fun thing to play with).
Phil Nelson
Phil's Old Radios
http://antiqueradio.org/index.html