AO-4159g-3, 2007, Marvel Comics Super Heroes, FDC, Add-on Cachet, Standard Postmark, Spider-Woman, SC 4159g

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.