Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
629.1325 United States., Hydrographic Office. Aircraft navigation manual, U.S. Navy. 1st ed., rev. 1941./ Prepared at Pensacola ground school and published by the Hydrographic office under the authority of the secretary of the navy.. - Washington, U.S. Govt. print. off., 1941. vii, 258 p. incl. illus., tables, diagrs. 24 cm. - (Its [Publication] no. 216) * Navigation (Aeronautics) Aeronautical instruments. Meteorology in aeronautics. * Series