Four signed postal covers: an airmail envelope with a cachet honoring the first American rocket airplane flight, postmarked Hewitt, New Jersey, February 23, 1936, signed in black ink by Willy Ley; a German postcard signed in blue ballpoint by Gerhard Zucker; a color German postcard with a cachet honoring Rudolf Nebel, vertically signed in blue felt tip by Nebel; and a mailing envelope with text honoring the 45th anniversary of the first German V-2 launched in the US, signed in various ink types by Arthur Rudolph, Rolf Engel, Dieter Grau, and Herbert Bergeler. In overall fine condition, with evidence of label removal to V-2 envelope. From the collection of aerospace memorabilia specialist Ken Havekotte.
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