The coals of the Witbank District (Transvaal)
Subtitle: Pt. I. Geology, mining and marketing of Witbank coals
By: by A.C. Graham ... Pt. II. The physical and chemical properties of Witbank coals, by P.N. Lategan ...
Contributors: Lategan, P. N.; Transvaal Chamber of Mines, Johannesburg. Collieries Committee.
Publisher: Published by the Transvaal Chamber of Mines, Collieries Committee, and printed by Hortors Limited
Published: 1931
Place of publication: Johannesburg
Language: eng
Number of pages: 169
Subjects: Coal -- South Africa -- Transvaal.