Hanover_3124AB
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Date
1975
Authors
Journal Title
Journal ISSN
Volume Title
Publisher
University of Fort Hare
Abstract
Air photography 1966. Surveyed in 1972 and drawn in 1973 by the Trigonometrical Survey Office. Mean magnetic declination of sheet 21.8 degrees West of True North (1973.0). Mean annual change is 1 degree eastwards (1966-1970). Printed and published in the Republic of South Africa by the Government Printer.