Illustrations from a 1913 edition of “In Powder and Crinoline” (“The Twelve Dancing Princesses) just waiting to dance into the hearts of little girls everywhere. Kay Nielsen, Danish illustrator (1886-1957). “The Ship Headed About and Sped Over the Depths of the Sea.” Collection of Washington University in Saint Louis. via https://library.wustl.edu/fendi-loves-kay-nielsen/ “Czarina’s archery.” via http://foromanualidades.facilisimo.com/foros/decoupage/laminas-vintage-antiguas-retro-y-por-el-estilo_684857_504.html “The Princesses on the way to the dance.” via https://libapps.libraries.uc.edu/liblog/2016/11/enchanting-fairy-tales-dressed-in-powder-and-crinoline/ All works in the public domain in the United States because they were published before January 1, 1924.