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 U.S. Fleet Post Office 3c Washington Die Envelope 1951 U.S. Navy, Br. 13607 U.S. Naval Operating Base Naval Station Guantanamo Bay, Cuba to Philadelphia, Penn.
FP510930 $10.00
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 U.S. Fleet Post Office 6c Monoplane Air Envelope 1951 North Charleston, S.C. to Oakland, Calif. Return inscribed S.S. Indiana, Marine Department, Port Arthur, Tex. Toning.
FP511010 $10.00
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 U.S. Fleet Post Office 6c Monoplane Air Envelope 1951 U.S. Navy, 17012 Naval Submarine Base, Pearl Harbor, Hawaii Airmail to Los Angeles, Calif.
FP511103 $10.00
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 Germany East Germany 12pf President Pieck Postal Card 1951 (19) Osterwiese to Halle/Saale. EUROPEAN SIZE.
GE510120 $10.00
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 Hawaii Ewa 1951 numeral duplex 6c Monoplane Air Envelope. Oahu county. HI510717 $10.00
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 Illinois Old Post Office Sta. Chicago 1951 violet double ring 1934-1974 1c Washington and 25c McKinley Prexie on 5c DC-4 Skymaster Envelope Registered Airmail. Cook county. IL510505 $10.00
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 Italy 25L Quadriga (Chariot) Letter Card no selvedge c1951 Bologna, Ferrovia to Genova.
IT510916 $20.00
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 Minnesota Forest Lake Registered 1951 violet double ring 25c McKinley Prexie on 3c Washington Circular Die Envelope. Washington county. MN510426 $10.00
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 U.S. Marine Corps 3c Washington Circular Die Envelope 1951 U.S. Navy, 12868 2nd Marine Division FMF Nagasaki, Japan to New York, N.Y.
MQ510520 $15.00
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 U.S. Marine Corps 3c Jefferson and 25c McKinley Prexie on 3c Washington Circular Die Envelope 1951 New York, N.Y. 12868 Br. Headquarters Company, 2nd Tank Battalion, 2nd Marine Division, FMF, Lejeune, N.C. Registered to Washington, D.C. LEGAL SIZE.
MQ510824--LS $15.00
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 U.S. Marine Corps 6c Monoplane Air Envelope 1951 U.S. Navy, 12868 Unit 8 2nd Battalion, 8th Marines Midway Park, N.C. to Plainville, Conn.
MQ510907 $10.00
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 New York North Lawrence 1951 violet double ring 10c Tyler and 20c Garfield (2) Prexies on 3c Washington Circular Die Envelope Registered Small crease at bottom left and small opening tear at top right. Saint Lawrence county. NY510206 $10.00
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 Pennsylvania New Philadelphia 1951 numeral duplex 1c Washington and 30c Robert E. Lee 1954 Liberty on 3c Washington International Envelope Certified. Schuylkill county. PA510308 $10.00
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 Prexies 2c Adams Prexie on 1c Green Jefferson Postal Card 1951 Burlington, Vt. to Essen, Germany. Chittenden county. PX510104 $10.00
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 Prexies 5c Monroe Prexie on 3c Washington Circular Die Envelope 1951 Boston, Mass. Airmail to Malmo, Sweden (but no postage due charged). Label Not Tied Sister Kenny Polio Foundation (2). Suffolk county. PX511200 $10.00
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 Post 1950 Commemoratives 3c Indiana on 1c Green Jefferson Postal Card 1951 Templeton, Mass. to Essen, Germany. Worcester county. QL511022 $10.00
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 U.S. Ships 3c Washington Circular Die Envelope 1951 U.S.S. Mellette Type 2 APA 156 to Evanston, Ill.
SH510920 $10.00
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 U.S. Ships 4c Eagle Air Postal Card 1951 U.S.S. Titania Type 2 AKA 13 to Peland, Fla.
SH511113 $10.00
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 Trinidad 12c Town Hall San Fernando Air Letter 1951 G.P.O, Trinidad Airmail to St. Paul, Minn. Tear at top. EUROPEAN SIZE.
TD510423 $10.00
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 Texas Midland 1951 numeral duplex 3c Washington Circular Die Envelope Overweight so violet sl Postage Due 3 cents. 3c Postage Due added. Midland county. TX510706 $10.00
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