Mikołaj Rudnicki
Mikołaj Rudnicki - (born 6 December 1881 in Sokołów Podlaski - died 28 June 1978 in Puszczykowo) was a Polish linguist. He finished his studies in Kraków. In 1911 he became a docent in Indoeuropean linguistics. In 1919 he became a professor at Uniwersytet Poznański. From 1945 he was a member of the Polish Academy of Learning. He published many works on psycho-phonetic issues: He also published many literature works and dramas using the pen names: M.S. Rozwar and E. Meser. Mikołaj Rudnicki proved that the ancestry of name Schivelbein comes from "Skwielbin" or "Skwilbin", which means "disc on  swamp". Sources. Wielka Encyklopedia Powszechna PWN (1962–1969) Koerner, E. F. K. and A. J. Szwedek (eds)(2001)Towards a history of linguistics in Poland: from the early beginnings to the end of the twentieth century, Benjamins, John Publishing Company - Part II: Portraits of Major Polish Linguists. Chapter 8 Mikołaj Rudnicki’s General Linguistic Conceptions by Jerzy Bańczerowski.