[South Africa 1:250,000 aeromagnetic and airborne radiometric surveys] [South Africa 1:250 000 lugnagnetiese en lugradiometriese opname] West Coast, Namaqualand Weskus Namakwaland
Geological Survey (South Africa) AeroServiceCorporation
Pretoria Government Printer 1973
Localização:
IGC - Instituto de Geociências
(MP M4-132 )(Acessar)
[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
Geological Survey (South Africa) Map Studio Productions, pty. ltd; AeroServiceCorporation
Pretoria Government Printer 1975?
Localização:
IGC - Instituto de Geociências
(MP M4-277 )(Acessar)