The side altar was built in 1899. The reredos represents the aedicula type, i.e. a one-axis and one-storey reredoses with the altar finial located on a pair of structural supports. It was the most popular type of reredos in the 17th and 18th century that could be also used in the 19th century, which can be observed on the basis of the altar described.
Paulina Kluz, "Side altar", [in:] "The Sacred Lesser Poland Heritage", 2023, source: https://sdm.upjp2.edu.pl/en/works/side-altar-69