43 Around the Arctic Circle; or, Frank Reade, Jr.’s Famous Flight With His Air Ship.
44 Frank Reade, Jr.’s Search for the Silver Whale; or, Under the Ocean in the Electric “Dolphin.”
45 Frank Reade, Jr., and His Electric Car; or, Outwitting a Desperate Gang.
46 To the End of the Earth; or, Frank Reade Jr.’s Great Mid-Air Flight.
47 The Missing Island; or, Frank Reade Jr.’s Voyage Under the Sea.
48 Frank Reade, Jr., in Central India; or, the Search for the Lost Savants.
49 Frank Reade, Jr. Fighting the Terror of the Coast.
50 100 Miles Below the Surface of the Sea; or, The Marvelous Trip of Frank Reade, Jr.
51 Abandoned in Alaska; or, Frank Reade, Jr.’s Thrilling Search for a Lost Gold Claim.
52 Frank Reade, Jr.’s Twenty-Five Thousand Mile Trip in the Air.