Mint never hinged top value Zeppelin. Back side shows the discolor. The item "US C15 ZEPPELIN Mint NEVER Hinged AIR MAIL XF 90 Sweated, Discolor" is in sale since Saturday, October 9, 2021. This item is in the category "Stamps\United States\Back of Book\Air Mail". The seller is "stormer19" and is located in Washougal, Washington.This item can be shipped worldwide.