"Catherine de Medici Consults an Astrologer on the Fate of her Children - see the French historians" unbound booklet

"Catherine de Medici Consults an Astrologer on the Fate of her Children - see the French historians" unbound booklet, Box: 6, Folder: 4G:39. Sotheby Family Papers, MS 4. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/262064 Accessed April 24, 2026.