AO-4194-1, 2007, Art of Disney, Magic, Add-on Cachet, FDC, DCP, Dumbo, SC 4194
Add-on cachet is:
A cachet design added to a
cover which was originally uncacheted. An add-on cachet should be
identified
by maker and date (mine are stamped on the back with the date) so that it is clear that it is not
contemporary with the cover.