01097cam a2200301 a 4500 ocm19502285 OCoLC 19990821034520.0 890913s1988 sa af b f000 0 eng 89185454 21037512 9780621117585 0621117587 : eng afr f-sa--- 553.4/649/096872 20 549.74 18 Bowles, M. Tungsten mineralisation in the Namaqualand-Bushmanland region, northwestern Cape, South Africa / by M. Bowles. [Pretoria] : Republic of South Africa, Dept. of Mineral and Energy Affairs, Geological Survey : Obtainable from the Govt. Printer, 1988. v, 75 p., [6] folded leaves of plates : ill. ; 30 cm. Summary in Africaans. Includes bibliographical references. Tungsten ores South Africa Namaqualand. Geology South Africa Namaqualand. Geological Survey (South Africa) Memoir (Geological Survey (South Africa)) ; 74. 3503 3503