United States, British Commonwealth, and Foreign Stamps, Covers, and Collections

GERMANY: 1912 Rhein-Main Flight Cards, 4 brown flight cards each franked with the 20pf (Scott CL2) and the 5pf Germania all tied by Darmstadt 22.6.12 cancels, each card with a printed tribute to the first flight attempt of the "Schneider von Ulm" on May 31, 1811 printed on the back side, address panel with a printed or rubber-stamped ad, Very FineSale 3043: United States Postal History and Flight Covers - Tuesday, June 22, 2021 - 2 p.m. Eastern