Die Kalahari: Versuch einer physisch-geographischen Darstellung der Sandfelder des sudafrikanischen Beckens
The Kalahari - The British West - Chanterland Ltdm. 1896 - 1899 expedition, in which the author took part, was to investigate and document the physical features (topography, geology and morphology) of the southern African sandveld basin. http://www.rhinoresourcecenter.com/index.php?s=1&act=pdfviewer&id=1307573877&folder=130