Here for bids is an envelope from the US Navy Official Business USS Bream SS 243 FPO San Francisco California.  Stamp is a 4 cent first automated post office in the US. Postmarked US> Navy 1960.  Nice condition. Will be shipped in a plastic sleeve.  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.