Jolivet_3030AD
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Date
1969
Authors
Journal Title
Journal ISSN
Volume Title
Publisher
University of Fort Hare
Abstract
Air photography 1959 (Job No.433/59). Surveyed in 1968 and drawn in 1969 by the Trigonometrical Survey Office. Mean magnetic declination of sheet 21.2 degrees West of True North (1968.0). Mean annual change is 7 degrees westwards (1961-1966). Printed and published in the Republic of South Africa by the Government Printer.