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Pottles, Dmitry Dmitrievich (1865-1906).U-Thai: his past and the present: a trip report, committed.In May 1889 / [Op.] D. Pottylova, d. ChL.Rus.geogr.o -a.- St. Petersburg: Type.Imp.Acad.Sciences, 1893. - [4], 152 p.;23. - (Studies of the Russian Geographical Society for General Geography; T. 22, No. 2. Ed. Ed. No. Count Bar. F.R. Osten-Saken and Chl. Employees. A.M. Lateeva).I. Osten-Saken, Fedor Romanovich (1832-).II.Lateev, Alexey Matveyevich (1851-1920).III.Saken, Fyodor Romanovich (1832-).Electronic Source: PB