Angels visible in the finial of the Our Lady of Lourdes' altar are a perfect example of secondary trading of sacred art works with unique background. In 1796, the angels and the altar were bought from St. Norbert's Church in Kraków, which is currently used by a Greek Catholic community.
Maria Działo, "Two angels in altar finial ", [in:] "The Sacred Lesser Poland Heritage", 2025, source: https://sdm.upjp2.edu.pl/en/works/two-angels-in-altar-finial