The epitaph plaque dedicated to father Tomasz Leśniak was created around 1871 by his cousin - Franciszek Leśniak, a canon at cathedral in Tarnów. Reverend Tomasz Leśniak held the position of the parish priest in Gaj in the years 1844 - 1871.
Paulina Kluz, "Epitaph plaque of father Tomasz Leśniak", [in:] "The Sacred Lesser Poland Heritage", 2024, source: https://sdm.upjp2.edu.pl/en/works/epitaph-plaque-of-father-tomasz-lesniak