Search for: [Subject and Keywords = Calvinists \- Poland \- clergy \- sources] OR [Subject and Keywords = Zacjusz, Szymon \(ca 1507\- ca 1577\)] OR [Subject and Keywords = duchowni kalwińscy \- Polska 16 w. \- źródła] OR [Subject and Keywords = Zacjusz, Szymon \(ca 1507\- ca 1577\)] OR [Title = Spuścizna Szymona Zacjusza] OR [Title = Spuścizna Szymona Zacjusza] OR [Creator = Urban, Wacław \(1930–2009\)] OR [Creator = Urban, Wacław \(1930–2009\)]