Henri Bencker An account of the Method of calculating the Year Book of the Fundamental Harmonic Tides (1940-1944) PDF (English)
Service Hydrographique, Paris Program of Lectures delivered for Hydrographic Engineers Instruction PDF (English)
Alfred Ritscher Photogrammetric Survey Flights of the German Antarctic Expedition 1938/39 PDF (English)
F. Errulat Earth magnetic measurements at sea with double compass as immersed apparatus PDF (English)
Jean Baussan A study of the semi-annual component of sea levels in the Asiatic Archipelago PDF (English)
P. de Vanssay de Blavous Pierre Le Roy and Chronometry by Paul Ditisheim, Roger Lallier, L. Reverchon, Le Commandant Vivielle PDF (English)
P. de Vanssay de Blavous Transit Observations in Geodetic Astronomy by A. Gougenheim, Ingénieur Hydrographe en Chef de 2me Classe PDF (English)
P. de Vanssay de Blavous Determination of the station by the Inverse Center of Gravity Method by A. Courtier, Ingénieur Hydrographe Général, of the French Navy PDF (English)
P. de Vanssay de Blavous A study of the error of reflecting instruments by P. Allard, Hydrographic Engineer PDF (English)
Henri Bencker Chronological and analytical List: of various tables or treatises on navigation intented to facilitate Nautical Computations and accelerate ships’ position finding PDF (English)