Harding_3029DB
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Date
1970
Authors
Journal Title
Journal ISSN
Volume Title
Publisher
University of Fort Hare
Abstract
Air photography 1963. Surveyed in 1969 and drawn in 1969 by the Trigonometrical Survey Office. Mean magnetic declination of sheet is 21.7 degrees West of True North. Mean annual change is 4 degrees westwards (1961-1966). Printed and published in the Republic of South Africa by the Government Printer.