Author: Hall, A.L., & Molengraaff, G.A.F., 1925.:
Title: The Vredefort Mountain Land in the southern Transvaal and the northern Orange Free State. (Shaler Memorial Series.) [Verh. Kon. Nederl. Akad. Wet., Sect. 2, 24(3).]
Description: Amsterdam. 4to, 26cm. Pp. xiv,183,[78], many (micro)photos on 35 plates, 1 fold. col. geol. map, 4 plain maps, 20 figs.,r efs. Orig. printed wrappers. One corner a little bumped, good otherwise.

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