And He Had in His Right Hand Seven Stars, and Out of His Mouth Went a Sharp Two-Edged Sword (1899) by Odilon Redon. Original… Free Image from public domain license 
In the Maze of Branches the Pale Figure Appeared (1887) by Odilon Redon. Original from the Yale University Art Gallery.… Free Image from public domain license 
I Saw a Flash of Light. Large and Pale (1896) by Odilon Redon. Original from The MET museum. Digitally enhanced by rawpixel. Free Image from public domain license 
And Bound Him a Thousand Years (1899) by Odilon Redon. Original from the National Gallery of Art. Digitally enhanced by… Free Image from public domain license 
There Was Perhaps a First Vision Attempted by the Flower (1883) by Odilon Redon. Original from the National Gallery of Art.… Free Image from public domain license 
It Is a Skull, Crowned with Roses. It Dominates a Woman’s Pearly–White Torso (1888) by Odilon Redon. Original… Free Image from public domain license 
And His Name That Sat on Him Was Death (1899) by Odilon Redon. Original from the National Gallery of Art. Digitally enhanced… Free Image from public domain license 
Strange Flower (Little Sister of the Poor) (1880) by Odilon Redon. Original from the Art Institute of Chicago. Digitally… Free Image from public domain license 
Special black squid illlustration from Résultats des Campagnes Scientifiques by Albert I, Prince of Monaco… Free Image from public domain license 
Demon silhouette from Mr.Grant Allen's New Story Michael's Crag With Marginal Illustrations in Silhouette, etc published by… Free Image from public domain license 
Gravestone with mourning angel (1799) by Jean Bernard (1775-1883). Original from The Rijksmuseum. Digitally enhanced by… Free Image from public domain license