found: Author's The Great Powers and Poland, ... 1985: CIP t.p. (Jan Karski) CIP data sheet (b. 4-22-14)
found: Jankowski, S. Emisariusz "Witold", 1991: p. 7 (Jan Kozielewski-Karski)
found: Polish American Journal, online ed. (viewed Nov. 15, 2006) Karski biography p. (Jan Karski, d. Jul. 13, 2000, in Washington, D.C.)
found: Karski, 2009: p. 4 of cover (Jan Karski; born Jan Kozielewski) p. 9 (used pseudonym Witold; also known as Kanicki, Piasecki, Kucharski, Znamirowski, Kruszewski, and other names)
Karski, Jan, 1914-2000
