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Son of Tomasz Gostkowski and Wiktoria Weronika Gostkowska Brother of Johann Gostkowski; Laurenz Bartholomaeus Gostkowski; Simon Martin Gostkowski; Piotr Ignacy Gostkowski; Eva Gostkowska and 3 others; Theodor Thomas Gostkowski; Marianna Drewka and Agata Gostkowska « less