The portrait of father Józef Śliwa, parish priest of the parish of Saint Clement in Wieliczka in the years 1938-1964 was created in 1997. Is an average example of portrait painting of the 20th century.
Agata Felczyńska, "Portrait of father Józef Śliwa", [in:] "The Sacred Lesser Poland Heritage", 2024, source: https://sdm.upjp2.edu.pl/en/works/portrait-of-father-jozef-sliwa