The Vredefort mountain land in the southern Transvaal and the northern Orange free state
By: by A.L. Hall and G.A.F. Molengraaff.
Contributors: Molengraaff, G. A. F. 1860-1942.
Series: Verhandelingen der Koninklijke Akademie van Wetenschappen te Amsterdam. Afdeeling Nnatuurkunde. Tweede sectie -- d. 24 no. 3; Shaler memorial series
Publisher: Koninklijke Akademie van Wetenschappen
Published: 1925
Place of publication: Amsterdam
Language: eng
Number of pages: 183
Subjects: Geology -- South Africa -- Orange Free State.; Geology -- South Africa -- Transvaal.
Notes: Includes 1 folded col. map.

"Results of the Shaler memorial fund expedition of Harvard university, 1922."--pref.

Each plate is accompanied by guard-sheet with descriptive letterpress; some have also transparent sheet with outline drawing.

Bibliography: p. [178]-183.