Schrenk L. Upon Strangers of the Amur Region, 2 vol. Vol.1-2. St. Petersburg, Imperial Academy of Science, 1883-1899, 323, 314pp.

Research by famous Russian zoologist, ethnographer and geographer academician Leopold Schrenk (1826-1894), who was one of the first people to travel along the Amur and Ussuri Rivers in 1854 studying the life of Goldi, Ulchi and Gilyaki. Illustrated edition: 1 coloured map, 5 phototyped and 40 lithographic pltes (tables). Original paper wrapper, 33х24.5сm., requires bindings: minor staining on pages, tear to wrappers, missing book sections. The edition is of historical importance. Rare.