Hispanic Digital Library, Reminders and devotional cards (1880 and 1965), Public Domain.
Library of Congress, With God : A book of prayers and reflections, 1911, Public Domain.
Library of Congress, The Life of Christ, 1913, Public Domain.
Christian Art; Monthly magazine for all areas of Christian art and art history, vol.13, Public Domain.
Christian Art; Monthly magazine for all areas of Christian art and art history, vol.10, Public Domain.
Christian Art; Monthly magazine for all areas of Christian art and art science v.1 (1904-05) Public Domain.
National Cultural Heritage Agency, 541,035, Photographer: serge Technau. Creative commons http://creativecommons.org/licenses/by-sa/3.0/ Digitally Enhanced.
Christian Art; Monthly magazine for all areas of Christian art and art history, vol.12, Public Domain.
REIMS, 795.1.113. © Christian Devleeschauwer. Licensed by (CC BY 4.0) https://creativecommons.org/licenses/by/4.0/ Digitally Enhanced.
National Museum of Denmark, Digitally Enhanced
Attribution to Creative Commons, https://creativecommons.org/licenses/by-sa/4.0/
Bavarian State Painting Collections, Attribution to Creative Commons https://creativecommons.org/licenses/by-sa/4.0/ Digitally Enhanced
BALaT. Licensed under CC BY 4.0 KIK-IRPA, Brussels (Belgium), cliché KM003896] https://creativecommons.org/licenses/by/4.0/ Digitally Enhanced
National Cultural Heritage Agency, Document Number 541030, Photo by Serge Technau, Digitally Enhanced, http://creativecommons.org/licenses/by-sa/3.0/
BALaT. Licensed under CC BY 4.0 KIK-IRPA, Brussels (Belgium), cliché X125579] https://creativecommons.org/licenses/by/4.0/ Digitally Enhanced
National Gallery of Art Archival Resources via Kress Collection
Public Domain