A bibliography of South African geology for the years 1926 to 1930 (inclusive)
Subtitle: Author's index
By: by A. L. Hall.
Series: South Africa. Geological Survey. Memoir; no. 25
Publisher: Printed by the Government Printer
Published: 1931
Place of publication: Pretoria
Language: eng
Number of pages: 160
Subjects: Geology -- South Africa -- Bibliography.
Genres: Bibliography.
Notes: At head of title: Union of South Africa. Department of Mines and Industries.