|←Author Index: Pu||Herbert Putnam
|8th Librarian of Congress (1899-1839)|
- “Putnam, Herbert,” Appletons' Cyclopædia of American Biography. New York: D. Appleton and Co., 1900.
- “Putnam, Herbert,” The New International Encyclopædia. New York: Dodd, Mead and Co., 1905.
- “Putnam, Herbert” in The Encyclopedia Americana. New York, 1920.
- “Putnam, Herbert,” Collier's New Encyclopedia. New York: P.F. Collier & Son Co., 1921.
Some or all works by this author are in the public domain in the United States because they were published before January 1, 1923.
The author died in 1955, so works by this author are also in the public domain in countries and areas where the copyright term is the author's life plus 50 years or less. Works by this author may also be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.