Everett(1912年),第167页 Everett, Marshall. Wreck and Sinking of the Titanic. Chicago: Homewood Press. 1912. OCLC 558974511.
Georgiou(2000年),第18页 Georgiou, Ioannis. The Animals on board the Titanic. Atlantic Daily Bulletin (Southampton: British Titanic Society). 2000. ISSN 0965-6391.