F. L. Fraser International Cooperation in Hydrography and Modern Techniques in Hydrographic Surveying PDF (English)
J. M. Froidefond, L. Berthois Morphometric Processing of Sounding Profiles and Comparison with Visual Analysis PDF (English)
Dieter Kolouch Interfereometric Side-Scan Sonar — A Topographic Sea-Floor Mapping System PDF (English)
Per Resen Steenstrup Considerations in the Design, Installation and Operation of a Complete Sounding System PDF (English)
Jean-François Bonnot, Bernard Simon Notes Concerning the "Tide Tables for the Major Ports of the World" PDF (English)