Millie Arnet; Michelle Frisque; Beth Kean; Elizabeth T. Mahoney. "Resource Guide – Ernest Howard Shepard". The Elizabeth Nesbitt Room Illustrators Project. University of Pittsburgh ULS. Archived from the original on 3 February 2013. Retrieved 23 May 2008.
web.archive.org
Millie Arnet; Michelle Frisque; Beth Kean; Elizabeth T. Mahoney. "Resource Guide – Ernest Howard Shepard". The Elizabeth Nesbitt Room Illustrators Project. University of Pittsburgh ULS. Archived from the original on 3 February 2013. Retrieved 23 May 2008.