65 Under the Equator; or, Frank Reade, Jr.’s Greatest Submarine Voyage.
66 Astray in the Selvas; or, The Wild Experiences of Frank Reade, Jr., in South America.
67 In the Wild Man’s Land; or, With Frank Reade, Jr., in the Heart of Australia.
68 From Coast to Coast; or, Frank Reade, Jr.’s Trip Across Africa.
69 Beyond the Gold Coast; or, Frank Reade, Jr.’s Overland Trip.
70 Across the Earth; or, Frank Reade, Jr.’s Latest Trip With His New Air Ship.
71 Six Weeks Buried in a Deep Sea Cave; or, Frank Reade, Jr.’s Great Submarine Search.
72 Across the Desert of Fire; or, Frank Reade, Jr.’s Marvelous Trip in a Strange Country.
73 The Transient Lake; or, Frank Reade, Jr.’s Adventures in a Mysterious Country.
74 The Galleon’s Gold; or, Frank Reade, Jr.’s Deep Sea Search.