Vom Segler Neptun, mit Handlot, zur neuen Komet mit Hydrographischen Computersytemen

Deltlefsen, G.U. and HJ. Dubberke: 1998 Deutschland, hardcover 200 pages, with photo's and illustrations. History of the German Hydrographic Service and her Ships. 150 years of German hydrographic surveying, from early sailing survey vessels using manual sounding methods to modern research ships equipped with advanced electronic navigation and data-processing technology. The book combines technical, institutional and maritime-historical perspectives, richly illustrated with photographs and drawings of ships, instruments and survey operations. ISBN 9783928473538 In very good condition