Catalogue of Printed Boohs, dc. 399 



Penning, W. H. The Transvaal gold-fields ; their past, present, 

 and future. 

 London, J. Soc. Arts, 32, 1884, 608-619, sketch map. 



A sketch of the goldfields of Lydenburg and De Kaap, in 



the Transvaal, South Africa. 

 London, Q. J. Geol. Soc, 41, 1885, 569-590. 

 Geol. Mag., 2, 1885, 329-330. 



Notes on a few stone implements found in South Africa. 



London, J. Anthrop. Inst., 16, 1887, 68-70. 

 1901, Gold and diamonds, 59-73. 



The South African goldfields. 



London, J. Soc. Arts, 36, 1888, 433-443. 



A contribution to the geology of the Southern Transvaal. 



London, Q. J. Geol. Soc, 47, 1891, 451-461, pi. xv. 

 Geol. Mag., 8, 1891, 235-236. 



Geology and gold mining. On the geology of the Wit- 



watersrand, with reference to gold mining. 



Johannesburg, Witw. Min. Met. Rev., 1, 1890, No. 9, 11, and No. 10, 12-14. 



The Kalahari. 



Cape Town, Cape Illustr. Mag., 2, 1891-92, 157-161, 183-189, 223-226. 

 London, 1901, Gold and diamonds, . . . 38-54. 



v. Wilkinson, E. 



■ The geology of the Southern Transvaal. [To accompany 



map.] 



London, 1893, 8vo, 34 pp. 



Geol. Mag., 10, 1893, 521-523. 



Berlin, Zs. prakt. Geol., 1894, 365. 



Gold and diamonds. South African facts and inferences. 



London, 1901, 8vo, 77 pp. 



Peters, Carl. Das Deutsch-Ostafrikanische Schutzgebiet. Im 

 amtlichen Auftrage verfaast. 



Miinchen mid Leipzig, 1895, 8vo, 467 pp., illustr., pis., maps. 

 Berlin, Zs. prakt. Geol., 1896, 80. 



Im Goldlande des Altherthums. Forschungen zwischen 



Zambesi und Sabi. 



Miinchen, 1902, 8vo, 408 pp., illustr., 2 maps [London, 1902, English] . 



Berlin, Zs. prakt. Geol., 1903, 248-250. 



Leipzig, Geol. Centralbl., 4, 1903-04, 503. 



