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Titlebook: Hydrography and Navigation on the Congo River; A Century of Visual Paul Van Pul Book 2023 The Editor(s) (if applicable) and The Author(s),

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The Kouilou-Niari, an Alternative Access?f the Portuguese claim. He organized various expeditions into the area, then known as the Loango Coast and which is now part of Congo-Brazzaville. As a result, Britain and France finally persuaded Portugal to share the mouth of the river with the Congo Free State. As the German geographer Pechuël-Lo
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Introduction to the conditions of the Bas-Congo, the population distribution, the various soils, general vegetation, and discharge characteristics of the river. The Congo River is unique in the sense that it crosses the equator twice, thereby producing two high water and two low water seasons in its lower reach. This h
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The Acute Need for Bathymetric SurveysBoma and Matadi. But the main problem lay in the braided section. Here it was a matter of maintaining and even improving the meandering thalwegs. So, after 1901, when the first topographical maps of the Bas-Congo became available, hydrographers had a basis to start soundings in this reach. Colonel-e
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Paul Van Pulnts which subsequently become “weeds.” In the United States the losses caused by alien and native weeds are believed to equal the combined losses from insects and diseases and to rank second only to those caused by soil erosion (Saunders . King, 1966). For the decade ending in 1960, this meant an an
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