Out of the 100 known to survive this is the M/M Miller Meteor emergency pod tunnel lights information tag. Model 11 Guardian lite. Fits 1973, 1974, 1975 and 1976 Cadillac
http://www.ebay.com/itm/Cadillac-Mi...ash=item3f5b7d4bef:g:33gAAOSwKtlWqaJ0&vxp=mtr
http://www.ebay.com/itm/Cadillac-Mi...ash=item3f5b7d4bef:g:33gAAOSwKtlWqaJ0&vxp=mtr