Watch List notes:

1950 First Airmail Tab Block Sets (x4). Scott C1-C6. Bale 32-37. Four complete sets of 6, all corner margin tab blocks, one 250p with color bar (two bottom selvage staple holes, probably PO made). One set with 1981 Muentz Cert. Original gum, NEVER HINGED, fine to very fine. Estimate Value $500 - 600
The Brody Family Collection;.