USS UNION (AKA-106) postmarked cover
Mailed on Feb 15, 1966
Franked with a pair of 1953 3¢ "Dutch Ship in New
Amsterdam Harbor" stamps
Laid down, 27 September 1944, as SS North Carolina
Final Disposition, sold for scrapping in September 1977
NavSource bio link: https://www.navsource.org/archives/10/02/02106.htm
for full history.
This cover is in very good+ condition with no tears, creases, or scuffs.
See pics for overall condition and appearance.