BALaT, Licensed under CC BY 4.0 KIK-IRPA, Brussels (Belgium), cliché X094651] https://balat.kikirpa.be/copyright/copyright_en-GB.php, https://creativecommons.org/licenses/by/4.0/ Digitally Enhanced
BALaT, Licensed under CC BY 4.0 KIK-IRPA, Brussels (Belgium), cliché X044232] https://balat.kikirpa.be/copyright/copyright_en-GB.php, https://creativecommons.org/licenses/by/4.0/ Digitally Enhanced
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National Cultural Heritage Agency of Netherlands / 559,612, Paul van Galen, Digitally Enhanced, http://creativecommons.org/licenses/by-sa/3.0/
Vänersborgs Museum via DigitaltMuseum, Digitally Enhanced
Attribution to Creative Commons, https://creativecommons.org/licenses/by-sa/4.0/
National Heritage Institute of Romania
Digitally Enhanced, Attribution to Creative Commons, https://creativecommons.org/licenses/by-sa/4.0/
Bavarian State Painting Collections, Digitally Enhanced
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Edward von Steinle\\\'s correspondence with his friends. 1897, vol. 1, Public Domain
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Christian Art; Monthly magazine for all areas of Christian art and art studies v.1 (1904-05), Public Domain
Reminders and Devotional Prints (Devotional Material) 1881/1965. Public Domain
Christian Art: Monthly magazine for all areas of Christian art and art studies as well as for the entire art life - 2.1905/​1906. Public Domain
National Museum of Denmark, Digitally Enhanced
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National Museum of Denmark, Digitally Enhanced
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National Museum of Denmark, Digitally Enhanced
Attribution to Creative Commons, https://creativecommons.org/licenses/by-sa/4.0/