Inventory of the Cultural Property of the Maltese Islands (页面存档备份,存于互联网档案馆) The World Monuments Fund's 2008 Watch listing for Fort St. Elmo (页面存档备份,存于互联网档案馆)
Who's Who in the Film World. Film World Publishing. 1914: 28. OCLC 8807170. Bracken Back with Balboa Co.. Billboard. 1914-11-28, 26 (48): 52. St. Elmo [motion