TY  - BOOK
AU  - Hall,Arthur Lewis
TI  - A bibliography of South African geology to the end of 1920
T2  - South Africa. Geologial survey. Memoir
AV  - QE324 .A3 no. 18
PY  - 1922///
CY  - Pretoria
PB  - The Government printing and stationery office
KW  - Geology
KW  - South Africa
KW  - Bibliography
N1  - At head of title: Union of South Africa. Department of mines and industries
ER  -