Без серии
- 1. The Mentor: Egypt, The Land of Mystery, Serial No. 42 (тип: электронная)
- 2. The Mentor: The Yosemite Valley, Vol 4, Num. 16, Serial No. 116, October 2, 1916 (тип: электронная)
- 3. The Mentor: Venice, the Island City, Vol. 1, Num. 27, Serial No. 27 (тип: электронная)
- 4. The Mentor: Scotland, The Land of Song and Scenery, Vol. 1, Num. 10, Serial No. 10, April 21, 1913 (тип: электронная)
- 5. The Mentor: Spain and Gibraltar, Vol. 1, Num. 31, Serial No. 31, September 15, 1913 (тип: электронная)
- 6. The Mentor: The Mediterranean, Vol. 1, Num. 39, Serial No. 39, November 10, 1913 (тип: электронная)
- 7. The Mentor: Holland, v. 2, Num. 6, Serial No. 58 (тип: электронная)