1. Department of Mines, Geological Survey, Republic of South Africa. Departement Van Mynwese, Geologiese Opname, Republiek van Suid-Afrika. [cartographic material] = 2625D, 2626C, 2625D, 2626C, Barberspan. Ottosdal Barberspan. Ottosdal Yale Public content 1962. 2015-11-20T18:15:25Z. 2015-12-01T23:06:29Z. Geological Survey (South Africa). Printed by the Government Printer. English. cartographic image. Public. South Africa, Barberspan Lake Region, Ottosdal Region, and África do sul.