The sculpture of St. Peter was created around 1693-1705. St. Peter was portrayed in traditional iconographic depiction with the following attributes: two keys symbolising the power of the vicar of Christ and a book referring to an Apostolic Mission in which he took part.
Maria Działo, "Sculpture of St. Peter", [in:] "The Sacred Lesser Poland Heritage", 2025, source: https://sdm.upjp2.edu.pl/en/works/sculpture-of-st-peter-1