TeterwakJ. 2023. In Search of Authorial Signature: On Early Manuscripts from the Archives of Konrad Bielski and Józef Czechowicz. Śląskie Studia Polonistyczne [Silesian Journal of Polish Studies]. (Nov. 2023), 1-16. DOI:https://doi.org/10.31261/SSP.2023.22.01.