Saint Mary (the Blessed Virgin) with the Christ Child, Saint Catherine of Alexandria, Saint John the Baptist and Saint Joseph. Lithograph by G. Markendorf after F.S. Hanfstaengl after J. Palma, il Vecchio.

Licence: Public Domain Mark

Credit: Saint Mary (the Blessed Virgin) with the Christ Child, Saint Catherine of Alexandria, Saint John the Baptist and Saint Joseph. Lithograph by G. Markendorf after F.S. Hanfstaengl after J. Palma, il Vecchio. Wellcome Collection. Source: Wellcome Collection.