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Christian Art; Monthly magazine for all areas of Christian art and art studies, 1912/1913, vol.9 public Domain
Bavarian State Painting Collections - Neue Pinakothek Munich. Creative Commons License https://creativecommons.org/licenses/by-sa/4.0/ Digitally Enhanced.
National Museum, Attributions to Creative Commons License https://creativecommons.org/licenses/by-sa/4.0/ Digitally Enhanced
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On the history of Düsseldorf art, especially in the 19th century, 1902. Public Domain.
Sacred art; the Bible story pictured by eminent modern painters; 1903. Public Domain.
The international studio, vol.39, no.156 (1910). Public Domain
Sacred art; the Bible story pictured by eminent modern painters; 1903. Public Domain
Digital Museum, Attribution (CC BY) https://creativecommons.org/licenses/by/4.0/ Digitally Enhanced
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Following Jesus; pictures from the life of our Saviour which teach us how we may follow him. Page #35. Public Domain
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National Cultural Heritage Agency. Interbellum_0657. Jagt, S. (Sjaan) van der - Photographer. Digitally Enhanced, http://creativecommons.org/licenses/by-sa/3.0/
Ølsted church - Altarpiece, 1613. Photographer Arnold Mikkelsen, Attribution to Creative commons License https://creativecommons.org/licenses/by-sa/4.0/ Digitally Enhanced.
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National Museum of Denmark, Digitally Enhanced
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