1:500,000 South Africa (Air) = 1:500,000 Suid-Afrika (Lug) /
Trigonometrical Survey (South Africa)
Pretoria : Govt. Printer,
1941-1942.
Relief shown by contours, gradient tints, hachures, form lines, and spot heights.
Includes marginal diagrams showing adjoining sheets.
Includes some 2nd edition sheets & later (UDF 501).
Some sheets: 'Drawn in the Survey Depot S.A.E.C ..., prepared in the Trigonometrical Survey Office ... '
Sheets 4, 5, 10-14 only.
Aeronautical charts