https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14003209
The Holy Cross, with Saint Catherine of Siena, Saint Mary Magdalen, Saint Catherine of Alexandria, Saint Radegund, Saint Paula, Saint Helen, Constantine the Great and other saints in adoration. Engraving by N. Beatrizet, 1557.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use