[South Africa 1:250,000 aeromagnetic and airborne radiometric surveys]. [South Africa 1:250 000 lugnagnetiese en lugradiometriese opname]. Piet Retief area : Gebied Piet Retief /

Bibliographic Details
Corporate Authors: Geological Survey (South Africa), Map Studio Productions, pty. ltd, Aero Service Corporation
Format: Map
Language:English
Afrikaans
Language Notes:English and Afrikaans.
Published: Pretoria : Government Printer, [1975?]
Series:1:250 000 aeromagnetic and airborne radiometric series
Subjects:
Description
Item Description:Relief shown by contours.
"Map to be read with corresponding 1:250 000 topographic map published by the Trigonometrical Survey Office."
Includes index to 1:50 000 aeromagnetic/air-radiometric maps and locality map.
Cartographic material.
Physical Description:2 maps on 2 sheets ; each 56 x 44 cm., on sheet 84 x 53 cm.