Hobbs, Richard R
Marine navigation 2 : Celestial and electronic / Richard R. Hobbs - U.S.A. : Naval Institute Press, 1977. - 322 p.
Include index
Nautical astronomy
Electronics in navigation
623.89 H682M 1977
Marine navigation 2 : Celestial and electronic / Richard R. Hobbs - U.S.A. : Naval Institute Press, 1977. - 322 p.
Include index
Nautical astronomy
Electronics in navigation
623.89 H682M 1977