The Devil-Tree of El Dorado: A Romance of British Guinea (1897) (writing as Frank Aubrey)
A Studio Mystery (1897) (writing as Frank Aubrey)
A Queen of Atlantis: A Romance of the Caribbean Sea (1899) (writing as Frank Aubrey)
King of The Dead: A Weird Romance (1903) (writing as Frank Aubrey)
The Radium Seekers: Or the Wonderful Black Nugget (1903) (writing as Fred Ashley)
The Temple of Fire: Or the Mysterious Island (1905) (writing as Fred Ashley)
A Trip to Mars (1909) (writing as Fenton Ash)
     aka The Sunday Circle
By Airship To Ophir (1910) (writing as Fenton Ash)
The Black Opal (1915) (writing as Fenton Ash)
     aka The Big Budget
The Island Of Gold (1918) (writing as Fenton Ash)
     aka The Marvel