Republic of South Africa2025-08-152025-08-151975http://hdl.handle.net/20.500.11837/3070Air photography 1966 (570/66), Surveyed 1973 and drawn in 1975 by the Trigonometrical Survey Office. Mean magnetic variation at centre of sheet 22.1 degrees West of True North. Printed and published in the Republic of South Africa by the Government Printer.enMap