The Kilima-njaro expedition, a record of scientific exploration in eastern equatorial Africa and a general description of the natural history, languages, and commerce of the Kilima-njaro district. London, Kegan Paul u.a. 1886. Gr.8°. Mit Portr.- Frontisp., 6 Ktn. u. 78 Holzschn.-Illustr. im Text u.a. Taf. XV, 572, 36 S. Vlg.-Verz. Illustr. Olwd. (Kap. stärk. best. u. m. kl. Läs., Innengelenke etw. läd.). [...]
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The River Congo from its mouth to Bolobo with a general description of the natural history and anthropology of its western basin. 4., "and cheaper" ed., revised by the author. London, Sampson u.a. (1895). Mit zahlr. tls. ganzs. Textabb. XV, 300 S. Olwd. mit Goldpräg. (Berieb.). [...]
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