Die Delftstowwe van die Unie van Suid-Afrika
By: Departement Mynwese, Geologiese Opname.
Contributors: Geological Survey (South Africa)
Publisher: Gedruk deur en verkrygbaar van die Staatsdrukker
Published: 1959
Place of publication: Pretoria
Language: afr
Number of pages: 635
Subjects: Mines and mineral resources -- South Africa.
Notes: Includes bibliographical references and index.
Three folded leaves of plates inserted in pocket.