Henry Wadsworth Longfellow (1888). “Longfellow's Days: The Longfellow Prose Birthday Book : Extracts from the Journals and Letters of H. W. Longfellow”
"The Journal of Eugene Delacroix: A Selection". Book edited by Hubert Wellington, translated by Lucy Norton, Cornell University Press, February 25, 1852 (p. 152), 1980.