Saint Mary (the Blessed Virgin) and Saint Joseph with the Christ Child and Saint John the Baptist. Mezzotint by R. Earlom, 1767, after G.F. Barbieri, il Guercino.

Licence: Public Domain Mark

Credit: Saint Mary (the Blessed Virgin) and Saint Joseph with the Christ Child and Saint John the Baptist. Mezzotint by R. Earlom, 1767, after G.F. Barbieri, il Guercino. Wellcome Collection. Source: Wellcome Collection.