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Books about Kopisto:
Major Wacaw Kopisto: Cichociemny, Oficer AK, Sybirak by Tochman Krzysztof A. (2010)
Lasia Suomen kansallismuseon kokoelmista =: Glass in the National Museum of Finland : Claes Norstedtin kokoelma... by Sirkka Kopisto (1978)
Wiki information Kopisto:
Major Wacław Kopisto a.k.a. Wacław Jaworski, nom de guerre Kra was an officer of the Polish Army in interwar Poland, infantry captain, and an underground soldier of the elite Polish Cichociemni unit during the occupation of Poland in World War II.