When the Atoms Failed
John W. Campbell, Jr.
The Sword and the Atopen
Taylor H. Greenfield
Last and First Men
Olaf Stapledon
Gladiator
Philip Wylie
The Prince of Peril
Otis Adelbert Kline
Grandon (2)
Amazing Stories Quarterly 1930 Winter v03n01
Amazing Stories Quarterly
Air Wonder Stories 1930-01 v01n07
Air Wonder Stories
Air Wonder Stories 1929-12 v01n06
Science Wonder Stories 1929-12 v01n07
Science Wonder Stories
Maza of the Moon
Air Wonder Stories 1929-11 v01n05
Science Wonder Stories 1929-11 v01n06
Amazing Stories 1929-11 v04n08
Amazing Stories
Scientific Detective Monthly
The Crystal Ray
Raymond Z. Gallun
The Killing Flash
Hugo Gernsback
The Undersea Tube
L. Taylor Hansen
Microcosmic Buccaneers
Harl Vincent
Air Wonder Stories 1929-10 v01n04
Science Wonder Stories 1929-10 v01n05