Authentication Score 3
Original Citation
Keller, Helen. Optimism. T. Y. Crowell and Company, 1903, pt. 1.
Current Citation
Keller, Helen. "Optimism." The World I Live In and Optimism: A Collection of Essays. Dover Publications, 2010, pt. 1.
Helen Keller
Keller, Helen. Optimism. T. Y. Crowell and Company, 1903, pt. 1.
Keller, Helen. "Optimism." The World I Live In and Optimism: A Collection of Essays. Dover Publications, 2010, pt. 1.
Keller, Helen. Letter to Reverend Phillips Brooks. 8 June 1891.
Keller, Helen. "The Story of My Life." Ladies' Home Journal, 1902.
Keller, Helen. The Story of My Life. Signet, 2010, ch. 22.
Keller, Helen. We Bereaved. Leslie Fulenwider, 1929.
Keller, Helen. Optimism. T. Y. Crowell and Company, 1903, pt. 2.
Keller, Helen. "Optimism." The World I Live In and Optimism: A Collection of Essays. Dover Publications, 2010, pt. 2.
Keller, Helen. Helen Keller: Selected Writings, edited by Kim E. Nielsen. New York University Press, 2005, pt. 2, ch. 16. Originally from Letter to an English-Woman-Suffragist published in The Manchester (England) Advertiser, 3 Mar. 1911.