US FIRST DAY COVERS, AIR MAIL, PLATE BLOCKS
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(75+) 1950s First Day Covers & First Day Of Issue CancellationsSep 7, 2026(14) First Flight AIR MAIL Covers 1920sSep 7, 2026(20) First Flight AIR MAIL Covers 1930sSep 7, 2026UNITED STATES AIR MAIL POSTAGE STAMPS PLATE BLOCKS, UNCOUNTED LOTSep 2, 2026US and Foreign Stamps, First Day Covers etcAug 29, 2026UNITED STATES FIRST DAY AND OTHER POSTAL COVERS, UNCOUNTED LOTSep 2, 2026(80) PLATE HOCKS & BLOCKS OF 4 [40 EACH] FDC First Day Of Issue CoversSep 7, 2026First Day Covers, US and Foreign, etc.Aug 29, 2026Huge Estate Stamp Lot.Sep 9, 202618 Sterling Silver Medal First Day Covers6 days LeftAUSTRALIA 1964 - 5 FIRST DAY STAMP COVERS, USED (6 DIFFERENT)Aug 29, 2026Huge Aviation Cover CollectionSep 9, 2026(80) Mixed Date / PLATE BLOCK of 4 Commemorative &/or FDC First Day of Issue Covers & etc.Sep 7, 2026(80) Mixed Date / PLATE BLOCK of 4 Commemorative &/or FDC First Day of Issue Covers & etc.Sep 7, 2026NORFOLK ISLAND. FIRST DAY COVERS 1980 - 1982, MINT CONDITION (10 ITEMS)Aug 29, 2026Catapult Covers & RPPCs (9)Sep 9, 2026 
![(80) PLATE HOCKS & BLOCKS OF 4 [40 EACH] FDC First Day Of Issue Covers (1 of 20)](https://p1.liveauctioneers.com/10309/421181/238597728_1_x.jpg?height=282&quality=70&sharpen=true&version=1786818246)
