Tolong jelaskan mengenai Silsilah dari Blanche dari Bourbon

Hale, Edward Everett, and Susan Hale. The Story of Spain. Story of the nations. New York: G.P. Putnam's Sons, 1886. googlebooks.com Accessed November 16, 2007

Jones, William H. Blanche de Bourbon, and other poems. London: Hookham and Sons, 1855. googlebooks.com Accessed November 16, 2007