Blesberg_3124AA
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Date
1973
Authors
Journal Title
Journal ISSN
Volume Title
Publisher
University of Fort Hare
Abstract
Air photography 1966 (Job no. 566/66), Surveyed 1972 and drawn in 1973 by the Trigonometrical Survey Office. Mean magnetic variation at centre of sheet 22.6 degrees West of True North. Printed and published in the Republic of South Africa by the Government Printer.