No. 1. Rhinoceros cow (Rhinoceros bicornis), shot near Useri. Length of horns, front 23 inches, back 22 inches.
No. 2. Rhinoceros bull (Rhinoceros bicornis) shot between Rhombu Camp and Useri. Length of horns, front 27 inches, back 12 inches.
Willoughby, J.C. 1889. East Africa and its big game: the narrative of a sporting trip from Zanzibar to the borders of the Masai. London and New York. – Plate II bound after p. 106
