a comparison Aston, George creator text London J. Murray 1914 monographic 1 online resource (xi, 308 p.) illus. by Sir George Aston. 0 0 0 355_400000000000000_AST Aeronautics, Military MCE Military art and science Sea-power Strategy 355.4 AST http://catalog.hathitrust.org/api/volumes/oclc/3132599.html http://catalog.hathitrust.org/api/volumes/oclc/3132599.html