Armstrong, R. (1900). Representative Women American Illutrators: The Character Worker. The Critic, 32, (1), 137-141.
Brenner, Elsa. (2007, Sep. 23).Lofts with Stories to Tell. The New York Times. Retrieved from http://www.nytimes.com/2007/09/23/realestate /23wczo.html
Cicero, M.T. & Emerson, R.W. (1909).Friendship. New York: G.P. Putnam’s Sons.
Greenhaughl, P. (2000). A new Style for a New Age. Retrieved from http://www.nga.gov/feature/nouveau/exhibit_intro.shtm
Greenspan, E. (2000). George Palmer Putnam: Representative American Publisher. University Park, Pennsylvania: The Pennsylvania University Press.
Historic Properties Listing. Westchester County Historical Society. Retrieved from http://www.westchesterhistory.com/index.php/preservation /display?town=newRochelle
Keith, A. (1929). Cicero's idea of friendship. The Sewanee Review, 37(1), 51-58.
MarcusTulliusCicero. (2011). In Encyclopædia Britannica. Retrieved from http://www.britannica.com.libaccess.sjlibrary.org/EBchecked/topic/117565 /Marcus-Tullius-Cicero
McNulty, J. (1946). Emerson's friends and the essay on friendship. The New England Quarterly, 19(3), 390-394.
N,a. (1909). The Week. The Nation, 89 (2321), 631.
Putnam, G.H. (1912).George Palmer Putnam.New York:G.P Putnam’s Sons.
Putnam, G.H. (1915) Memoirs of a Publisher. New York: G.P. Putnam’s Sons.
Putnam, G.P. (1942) Wide Margins: a Publisher’s Autobiography. New York: Harcourt, Brace and Company.
Whitley, P. (2008). 1900-1909. American Cultural History. Lone Star College-
Kingwood Library, Kingwood, TX. Retrieved from http://wwwappskc.lonestar.edu/
popculture/decade00.html
Brenner, Elsa. (2007, Sep. 23).Lofts with Stories to Tell. The New York Times. Retrieved from http://www.nytimes.com/2007/09/23/realestate /23wczo.html
Cicero, M.T. & Emerson, R.W. (1909).Friendship. New York: G.P. Putnam’s Sons.
Greenhaughl, P. (2000). A new Style for a New Age. Retrieved from http://www.nga.gov/feature/nouveau/exhibit_intro.shtm
Greenspan, E. (2000). George Palmer Putnam: Representative American Publisher. University Park, Pennsylvania: The Pennsylvania University Press.
Historic Properties Listing. Westchester County Historical Society. Retrieved from http://www.westchesterhistory.com/index.php/preservation /display?town=newRochelle
Keith, A. (1929). Cicero's idea of friendship. The Sewanee Review, 37(1), 51-58.
MarcusTulliusCicero. (2011). In Encyclopædia Britannica. Retrieved from http://www.britannica.com.libaccess.sjlibrary.org/EBchecked/topic/117565 /Marcus-Tullius-Cicero
McNulty, J. (1946). Emerson's friends and the essay on friendship. The New England Quarterly, 19(3), 390-394.
N,a. (1909). The Week. The Nation, 89 (2321), 631.
Putnam, G.H. (1912).George Palmer Putnam.New York:G.P Putnam’s Sons.
Putnam, G.H. (1915) Memoirs of a Publisher. New York: G.P. Putnam’s Sons.
Putnam, G.P. (1942) Wide Margins: a Publisher’s Autobiography. New York: Harcourt, Brace and Company.
Whitley, P. (2008). 1900-1909. American Cultural History. Lone Star College-
Kingwood Library, Kingwood, TX. Retrieved from http://wwwappskc.lonestar.edu/
popculture/decade00.html