Mexico - Crossing of American Aeroplanes into No. 20
written by Newton Diehl Baker, 1871-1937 and Edward D. Anderson, 1868-1940, in Records of the War Department General and Special Staffs (RG165), of United States. National Archives and Records Administration. Federal Records (08 January 1920), Office of the Chief of Staff Correspondence, 1918-1921, Mexican Border 251-300 , 4 page(s)