Here for bids is a nice 8 cent US flag stamp on a Commanding Officer USS Corporal SS346 Fleet Powt Office New York New York 09501  Envelope.  Postmark is 1973.  I think the town is Groton. See photos and ask any questions. Thanks and good luck. Check out all my items for more collectables, coins, stamps, paper items, junk, and other fun stuff, new things added all the time.