Priced below market (which you can verify if you do the research). The item "White Plains Souvenir Sheet (Scott 630) on Worden First Day Cover FDC full sheet" is in sale since Tuesday, July 30, 2019. This item is in the category "Stamps\United States\Covers\FDCs (pre-1951)\Pre-1930".
The seller is "kupersmitphilatelicauctions" and is located in Metuchen, New Jersey. This item can be shipped worldwide.