$4.75

MARINER 9 ORBITS MARS NOV 13,1971 KSC SPACE VOYAGE COVER NASA

$4.5

APOLLO 9 LAUNCH MAR 3,1969 CAPE SPACE COVER NASA

$4.5

POLARIS PAD LAUNCH SEP 12,1967 CAPE SPACE COVER NASA

$4.5

X-24B FLIGHT # 5 APR 30,1974 EAFB SWANSON SPACE COVER NASA

$2.98

Space Event VOYAGER 2 Cover ZASO SILK Cachet Unaddressed Sp299

$7.5

ONBOARD PRIME RECOVERY SHIP GUADALCANAL(LPH-7) FOR GEMINI 10 JULY 21, 1966

$6

PROGRESS 15 LAUNCH SEP 18,1982 RUSSIAN SPACE COVER

$3.75

NATO 3C MILITARY COMSAT LAUNCH NOV 18,1978 CAPE WHITNEY SPACE COVER NASA

$2

SPACE SHUTTLE DISCOVERY STS-53 NO CANCEL KSC ***

$2.25

GEMINI GT-5 US NAVY RECOVERY FORCE USS MYLES C FOX DDR829 1966 ATLANTIC COVER

$35

USA 1983 ☀ Flight Cover / Folder USPS NASA Launched 8/30/1983 Challenger FDC

$4.5

GEMINI 6 DEC 15,1965 ST JOHNS NFLD TRACKING SPACE COVER NASA