In dictionaries:
Ludwik Gross
(September 11, 1904 – July 19, 1999) a Polish-American virologist who discovered two different tumor viruses—murine leukemia virus and mouse polyomavirus—capable of causing cancers in laboratory mice.
Adam Ludwik Czartoryski
Prince (5 November 1872 – 29 June 1937) a Polish nobleman, landowner, and patron of the arts.
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