1898, patriotically letter with machinery cancel from jacksonville / Florida and letter contents from the camp "camp Cuba Libre", very fine (Image 1) (Image)

1919, two ring cancel "THIRD ARMY / date / A. P. O. 927" and censorship stamp "A. E. F. / A. 3269" (American Expeditionary Force) on Field postal service artist card "Soldier mail" to the United States, superb (Image 1) (Image)

1928, single circle postmark "U. S. M. CORPS port AU PRINCE" on fieldpost letter from Haiti, very fine (blotched) (Image 1) (Image)

1929, "U. S. Navy CORPS port AU PRINCE" on Field airmail letter from Haiti, very fine (Image 1) (Image)

1933-52, 6 various used ship´s mail documents, among others of the "S. S. Manhattan", superb (Image 1) (Image)

1937, letter with single circle postmark from 4. Regiment of the US-navy-Corps from Shanghai, very fine (Image 1) (Image)

1952, fieldpost letter from Athen about the American consulate to the field post office 206 in New York, with single circle postmark "FORCE POSTAL SERVICE / A. P. O. / 206", superb (Image 1) (Image)

1956, Air field postal service letter the US flyer troops from Taiwan about the US head field post office A. P. O. 63 from San Francisco to Michigan, with single circle postmark "AIR FORCE, superb (Image 1) (Image)

1959, airmail postal stationery cover with single circle postmark "ARMY AIR FORCE POSTAL SERVICE / APO", superb (Image 1) (Image)

1977, fieldpost card the US Navy with postmark the Sinai-Field-mission, superb (Image 1) (Image)

1953, US field postmark "ARMY AIR FORCE POSTAL SERVICE / A. P. O. " on fieldpost letter from Korea in Holland with Dutch free frank mark, very fine (Image 1) (Image)

1945, prisoner of war folded airmail letter to the camp "stalag 17 B" in Germany, with censorship Cancelled and Back direction because conquest Germany's, superb (Image 1) (Image)