A collection of four event covers that have been hand signed by different Apollo astronauts. Firstly, an airmail cover for the "Open House of Columbia" that has been hand signed by astronaut Wally Schirra, an airmail cover for the Rockwell International Rocketdyne Division for the main engine test flight that has been hand signed by astronaut Jack Lousma, a White Sands Missile Range cover hand signed by astronaut Ed Gibson and a Russian Czechoslovakia postage stamp cover hand signed by astronaut Bill Pogue. All the covers are in excellent cover with minor handling wear.

Dimension: 4" x 7" x 0.25"