Born of the Sun
Jack Williamson
The First Men in the Moon
H. G. Wells
Cavor (1)
The Color of Space
Charles R. Tanner
A Columbus of Space
Garrett P. Serviss
Armageddon—2419 A. D.
Philip Francis Nowlan
Buck Rogers (1)
Omega, the Man
Lowell Howard Morrow
Islands in the Air
John Jones's Dollar
Harry Stephen Keeler
Beyond the End of Space
John W. Campbell, Jr.
Atkill (2)
The Sword and the Atopen
Taylor H. Greenfield
Ralph 124C 41+: A Romance of the Year 2660
Hugo Gernsback
The Planetoid of Peril
Paul Ernst
Brigands of the Moon
Ray Cummings
Gregg Haljan (1)
The Mightiest Machine (Part 2 of 5)
Mightiest Machine (1)
The Mightiest Machine
When the Atoms Failed
The Machine
John W. Campbell
The Machine (1)
The Master Mind of Mars
Edgar Rice Burroughs
Barsoom (6)