1971-01-31 USA Apollo 14

1971 Apollo 14 crew signed launch cover. January 31, 1971 cacheted launch cover with bold signatures of Shepard, Roosa and Mitchell. - RegencyStamps

1971 Apollo 14 crew signed moon landing cover. NASA Manned Spacecraft Center Stamp Club cacheted cover signed by the complete crew of Apollo 14 - Alan Shepard, Ed Mitchell & Stu Roosa, together with a MSC Stamp Club mimeographed letter. - RegencyStamps
Apollo 14 commemorative cover with a (Beck printed) cachet honoring the mission's naval recovery force, signed in black ink and felt tip by Alan Shepard and Edgar Mitchell. - RRAuction

USS New Orleans with a PM time slug, only one such postmark observed.