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1-1-4-green-gallatin-stamp, 1971 san juan, puerto rico; sept. 12; purpipex xvii-afa congress; post card: color photos of 13 "space" stamps. fdc of u.s. (#1437) "san juan" stamp black cachet & brown a.f.a. "r. Aero philatelic club, new york city, new york . 1932 undated; 1st anniversary; s/s: airplane & year date 1931-1932 in form of a cancel. black on green. imperf/gummed. 65 x 53 mm $