Gołyźniak, Paweł. 2021. “Glyptic Treasures in Krakow and Old Master Paintings Collection of Constantine Schmidt-Ciążyński . 99”. In Collecting Antiquities from the Middle Ages to the End of the Nineteenth Century: Proceedings of the International Conference Held on March 25-26, 2021 at the Wrocław University Institute of Art History, edited byAgata Kubala. Poland: Księgarnia Akademicka Publishing. https://doi.org/10.12797/9788381385862.04.