or Under the Ocean for Sunken Treasure

Or, the Treasure on the Floor of the Atlantic

or The Treasure on the Floor of the Atlantic

or Doing His Bit For Uncle Sam

Or, The Castaways of Earthquake Island

or The Castaways of Earthquake Island

or Thrilling Adventures While Taking Moving Pictures

Or, Thrilling Adventures While Taking Moving Pictures

or, A Daring Escape by Airship

or The Wreck of the Airship

or Marvelous Adventures Underground

or The Underground Search for the Idol of Gold

the Outlaw