Iceberg
- “Icebergs” in Poems for the Sea by Lydia Sigourney, 1850.
- “Icebergs” in The American Cyclopædia, 1879.
- "Icebergs and Fog in the North Atlantic", by J. W. Shackford in Popular Science Monthly Volume 22, March 1883
- “Iceberg”, in Encyclopædia Britannica, (11th ed.), 1911
- “Icebergs,” in The New Student's Reference Work, Chicago: F.E. Compton and Co. (1914)
- “Iceberg,” in Collier's New Encyclopedia, New York: P. F. Collier & Son Co. (1921)
