1936 First American Rocket-Airplane Flight, Hewlett, N.J. Set of cacheted cover and rocket photocard with special labels (green on cover, red on card), tied by flight cachet and postmarked Feb. 23, 1936; card signed by Dr. Willy Ley; also a miniature sheet of 4 of each label, with autographs of a group of notables of that day, including Dr. Ley, Walter Conrath, Francis Leech, Louise Larimore and others; interesting and historic items, Very Fine. Estimate  $200 - 300. $0 (Image)