Around 1897. Vintage phot, framed. János Jankó is a geographer and ethnographer. Researcher of the ethnography of Torda, Kalotaszeg and the Balaton tributary and the Khanty population of Western Siberia. He is one of the first Hungarian cultivators of comparative subject ethnography. As a member of the third expedition of Jenő Zichy, he migrated from the Caucasus to the Volga Delta in 1897-1898, then from there to Tobolsk in Siberia, and finally traveled to the accommodation areas of the Ossetians, partly with the expedition, mostly separated from it.