$4.75

ESA GEOS LAUNCH APR 20,1977 KSC SCPC SPACE COVER NASA

$3

2015 Asteroid 129564 Christy Near Earth Flyby JPL Pasadena 2 June

$4.75

X-24B FLIGHT B-12-23 JUN 14,1974 EAFB SPACE COVER NASA

$4.75

VOYAGER 2 LAUNCH AUG 22,1977 BUCKLAND PARK AUST TRACKING SPACE COVER NASA

$4

2022 Mars 'Ingenuity' Helicopter Twenty-Fifth Flight Pasadena 8 April

$4.5

APOLLO 12 LAUNCH NOV 14,1969 ARGENTINA TRACKING STA SIGNED SPACE COVER NASA

$2.25

SPACE SHUTTLE COLUMBIA STS-93 LAUNCH 7/23/99, EILEEN COLLINS, COLORANO SILK

$5.91

11.16.1973 SL-4 / Signed By William B Lenoir - Kennedy Space Center, FL - F73964

$4.75

APOLLO 6 RECOVERY FORCE APR 4,1968 NEW YORK USS DUPONT SPACE COVER NASA

$2.98

APOLLO MISSION EMBLEMS MAY 18,1979 KSC SPACE COVER ****

$4.75

APOLLO 12 FIRST ORBIT OF THE MOON NOV 17,1969 CAPE SARZIN SPACE COVER NASA

$12.57

Netherlands 1959 De Bruijn Rocket #622 Cover - Imperf Label - L36122