Truman Family Signed Cachet Envelope 3.65x6.5 JSA Authenticated November 2 1948Mynt Auctions4.4(881)$480Jun 14, 2026
Scott Carpenter TLS & SP, "…people are truly interested in the space program"University Archives4.7(167)$70Jun 17, 2026
Arnold Palmer Autographed 3.5x6.5 1977 First Day Cover PSA DNA AuthenticatedMynt Auctions4.4(881)$100Jun 14, 2026
Arnold Palmer Autographed 3.5x6.5 1977 First Day Cover PSA DNA AuthenticatedMynt Auctions4.4(881)$35017 hrs Left
Dual-Signed NASA Apollo FDC by Charles Conrad Al Worden Beckett CertifiedMynt Auctions4.4(881)$1006 days Left
Dual-Signed NASA Apollo FDC by Charles Conrad Al Worden Beckett CertifiedMynt Auctions4.4(881)$100Jun 14, 2026
John Glenn TLS & SP, "…valuable information was obtained from my flight and the flights ofUniversity Archives4.7(167)$70(1 bid)Jun 17, 2026
Beckett Authenticated 3x5 Index Card Signed by Mercury 7 Astronaut John GlennMynt Auctions4.4(881)$1004 days Left
Thomas Jefferson Signed 1824 Handwritten Envelope Beckett Authenticated SlabMynt Auctions4.4(881)$12,000Jun 13, 2026
Wally Schirra Signed Life Magazine JSA Authenticated Apollo EditionMynt Auctions4.4(881)$1005 days Left
