story of air observation 1794-1986 Atma Singh creator Centre for Land Warfare Studies (New Delhi, India) text New Delhi KW Publishers 2012 monographic x,140,[1]p.: 23cm(pbk) ill.,maps by Atma Singh "Errata" [1] leaf inserted. Includes bibliographical references (p. [141]). Aerial observation (Military science) India History Aerial observation (Military science) United States History World War, 1914-1918 Aerial operations World War, 1939-1945 Aerial operations Air pilots, Military India 358.450954 9789380502861 ENG-112505 ENG-137569 DBAD/PUB 20230725111136.0