Two covers: an FDC with a color cachet honoring the Skylab program, postmarked on May 14, 1974, signed in black felt tip, "Alan Bean, SL-3, CDR, Mission II"; and an uncommon 'Apollo Chart' style cover with "Spacepex" cachet commemorating 10 years of U.S. manned space flight, postmarked on May 5, 1971, signed by all three of the Science Pilots from the Skylab missions: in black ballpoint, "Owen K. Garriott" and "Ed Gibson," and in black felt tip, "Joe Kerwin." In overall fine condition.
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