A subject index to the literature of South African geology and mineral resources for the years 1921 to 1935 (inclusive)Arthur Lewis Hall · First published 1939Open the Tome
Analyses of rocks, minerals, ores, coal, soils and waters from southern AfricaArthur Lewis Hall · First published 1938Open the Tome
A bibliography of South African geology for the years 1931 to 1935 (inclusive)Arthur Lewis Hall · First published 1937Open the Tome
A bibliography of South African geology for the years 1926 to 1930 (inclusive)Arthur Lewis Hall · First published 1931Open the Tome
Asbestos in the Union of South AfricaHall, Arthur Lewis 1872-1955. · First published 1930Open the Tome
A bibliography of South African geology for the years 1921 to 1925 (inclusive)Arthur Lewis Hall · First published 1927Open the Tome
The Vredefort mountain land in the southern Transvaal and the northern Orange free stateArthur Lewis Hall · First published 1925Open the Tome
A bibliography of South African geology to the end of 1920Arthur Lewis Hall · First published 1922Open the Tome
The geology of the Barberton gold mining districtArthur Lewis Hall · First published 1918Open the Tome
The geology of the Pilgrims Rest gold mining districtArthur Lewis Hall · First published 1910Open the Tome
