.
The Mentor, American Novelists, Vol. 1, No. 25, A by Hamilton Wright Mabie
The Mentor: American Landscape Painters, Vol. 1, Num. 26, Serial No. 26, by Samuel Isham
The Mentor: Great American Inventors, Vol. 1, Num. 29, Serial No. 29 by Bruce
The Mentor: Spain and Gibraltar, Vol. 1, Num. 31, Serial No. 31, September 15, 19, by Dwight L. Elmendorf
The Mentor: Famous American Sculptors, Vol. 1, Num. 36, Serial No. 36
The Mentor: The Mediterranean, Vol. 1, Num. 39, Serial No. 39, November 10, 1913, by Dwight L. Elmendorf
The Mentor: Angels In Art, Vol. 1, Num. 40
The Mentor: Famous Composers, Vol. 1, Num. 41, Serial No. 41 by Henry T. Finck
The Mentor: The Revolution, Vol. 1, Num.43, Serial No. 43, by Albert Bushnell Hart
The Mentor: Makers of Modern Opera, Vol. 1, Num. 47, Serial No. 47 by Krehbiel
The Mentor: American Mural Painters, vol.2, Num 15, Serial No. 67, September 15, 1, by Arthur Hoeber
The Mentor: The Ring of the Nibelung, Vol. 3, Num. 24, Serial No. 100, February 1, 1916
The Mentor: Painters of Western Life, Vol 3, Num. 9, Serial No. 85, June 15, 1915, by Arthur Hoeber
The Mentor: American Miniature Painters, Vol. 4, Num. 23 , Serial No. 123, January 15, 1917, Elizabeth Lounsbery
The Mentor: Benjamin Franklin, Vol. 6, Num. 7, Serial No. 155, May 15, 1918, by Albert Bushnell Hart
The Mentor: The Cradle of Liberty, Vol. 6, Num. 10, Serial No. 158, July 1, 1918
The Mentor: Photography, Vol. 6, Num. 12, Serial No. 160, August 1, 1918
The Mentor: The Virgin Islands of the United States of America, Vol. 6, Num. 13, Serial No. 161
The Mentor: Makers of American Fiction, Vol. 6, Num. 14, Serial No. 162,
The Mentor: Guynemer, The Wingèd Sword of France, Vol. 6, Num. 18, Serial No. 166
The Mentor: Uncle Sam, Vol. 7, Num. 11, Serial No. 183, July 15, 1919
The Mentor: Napoleon Bonaparte, Serial No.38, by Ida M. Tarbell