Republic of South Africa2025-11-132025-11-131970http://hdl.handle.net/20.500.11837/3309Air photography 1960. Surveyed in 1969 and drawn in 1969 by the Trigonometrical Survey Office. Mean magnetic declination of sheet 22 degrees West of True North (1970.0). The mean annual change is 2 degrees westward (1961-1966). Printed and published in the Republic of South Africa by the Government Printer.enMap