N° 1 - Hiver 1966/1967
Couverture de Virgil Finlay

The Girl in the Golden Atom [*Scientific Club]  
Ray Cummings • nv
The City of Singing Flame [*City of Singing Flame] 
 Clark Ashton Smith • ss
Voice of Atlantis [*Stranger Club] • Laurence Manning • nv
The Plague • George Henry Smith • vi
The Question • J. Hunter Holly • ss

N° 2 -Printemps 1967
Couverture de Virgil Finlay

The Moon Menace • Edmond Hamilton • nv
Dust • Wallace West • ss
The White City • David H. Keller • nv 
Rimghost • A. Bertram Chandler • ss
Seeds from Space [*Stranger Club] • Laurence Manning

N° 3 -Etι 1967
Couverture de Virgil Finlay

Beyond the Singing Flame • 
Clark Ashton Smith 
A Single Rose • Jon DeCles • ss
Disowned • Victor A. Endersby • ss 
The Last American • J. A. Mitchell • nv 
The Man Who Awoke: (I) • Laurence Manning

N° 5 - Hiver 1967/1968
Couverture de Frank R. Paul

The Pygmy Planet • Jack Williamson • nv
Destroyers • Greg Bear • vi
The Man Who Awoke: III: The City of Sleep • Laurence Manning • nv 
Echo • William F. Temple • ss
Plane People • Wallace West • nv

N° 6 - Printemps 1968
Couverture de Frank R. Paul

The Hell Planet • Leslie F. Stone • nv 
The Man Who Awoke: IV: The Individualists • Laurence Manning • nv
More Than One Way • Burt K. Filer • ss
The Invulnerable Scourge • John Scott Campbell 

N° 7 - Etι 1968
Couverture de Frank R. Paul

Men of the Dark Comet • Festus Pragnell 
The Man Who Awoke: V: The Elixir • Laurence Manning • nv 
Away from the Daily Grind • Gerald W. Page • 
The Fires Die Down • Robert Silverberg • ss 
Not By Its Cover • Philip K. Dick • ss

N° 8 - Automne 1968
Couverture de Wesso

Dark Moon [*Walter Harkness] • Charles Willard Diffin • na 
The Eld • Miriam Allen deFord • ss
The Eternal Man [*Herbert Zulerich] • 
D. D. Sharp • ss 
The Maiden's Sacrifice • Edward D. Hoch • vi
Why the Heavens Fell • Epaminondas T. Snooks, D.T.G. • ss

N° 9 - Printemps 1969
Couverture de Frank R. Paul

The Forgotten Planet [*John Hanson] • Sewell Peaslee Wright • nv 
A Glance Ahead • John Kendrick Bangs • ss 
Space Storm • Harl Vincent • nv
Death from the Stars • A. Rowley Hilliard • ss
The Derelict of Space [as with William Thurmond] • Ray Cummings • nv

N° 1 - 1947
Couverture de Milo

The People of the Crater • Andrew North • 
The Black Lotus • Robert Bloch • ss 
Strange Alliance • Bryce Walton • ss
Micro-Man • Weaver Wright • 
Flight Through Tomorrow • Stanton A. Coblentz 
Walls of Acid • Henry Hasse • ss
The Cataaaaa • A. E. van Vogt • ss

N° 2 - fιvrier 1948
Couverture de Hunt
Couverture de Crozetti

The Ship of Darkness • A. E. van Vogt • ss
Little Johnny • O. G. Estes,
Bargain with Beelzebub • Gene Hunter • ss
Star of the Undead • Paul Dennis Lavond • 
Caverns of Ith • Basil Wells • nv
The Machine-God Laughs [Part 1 of 3] • Festus Pragnell • na

N° 3 - 1948
Couverture de Crozetti

The Great Judge • A. E. van Vogt • ss
The Gifts of Asti • Andrew North • ss
Secret Weapon • Terry Thor • ss
Blurb • E. Everett Evans • ss
Turnabout • H. S. W. Chibbett • ss
The Machine-God Laughs [Part 2 of 3] • Festus Pragnell • na

N° 4 - 1948
Couverture de Neil Austin

Black Goldfish [Part 1 of 2] • John Taine • na
Wall of Darkness • Basil Wells • ss
Dwellers in the Dust • Forrest J. Ackerman • ss
Prison Rats • Gene Ellerman • vi
The Machine-God Laughs [Part 3 of 3] • Festus Pragnell • na
Out of the Sun • L. A. Eshbach • ss

N° 5 - 1949
Couverture de Jack Gaughan

Battle of Wizards • L. Ron Hubbard • ss
The Albino Canary • Hal Moore • ss
Timeless • Edsel Ford • vi
The Evil Star • Enola Chamberlain • pm; given as by Enola Chamberlin.
Empire of Dust • Basil Wells • nv
Black Goldfish [Part 2 of 2] • John Taine • na
Crusader • Gene Ellerman • ss
Tongue of the Dragon • Dale Hart • ss

N° 6 - 1950
Couverture de Jack Gaughan

The Little Man on the Subway • Isaac Asimov & James MacCreigh • ss
Chief Engineer • Lucrezia Reynard • pm
The Universe Ranger • Stanton A. Coblentz • ss
Scanners Live in Vain • Cordwainer Smith • na
Goldfish Bowl • Alfred Coppel • ss
Power for Darm • Basil Wells • ss
World of Misters • Gene Ellerman • ss

N° 7 - 1950
Couverture ?

Kleon of the Golden Sun • Ed Earl Repp • nv
Journey to Barkut [Part 1 of 2] • Murray Leinster • na; incomplete
How High on the Ladder? • Leo Paige • ss
The Man Who Lived Backwards • Ralph Milne Farley • ss
Planet of New Men • Basil Wells • nv
The Twisted Men • Gene Ellerman • ss

N° 8 - 1951
Couverture ?

The Eyes • Henry Hasse • nv
Footprints • Robert Ernest Gilbert • ss
Journey to Barkut [Part 2 of 2] • Murray Leinster
The Peaceful Martian • J. T. Oliver • ss Reward • D. J. Reiner • ss
A Knight for Miss Merkins • Basil Wells • ss

N° 1 - juillet 1950
Couverture ?

The Planet-Smashers • Ray Cummings • nv
Letter from the Stars ["Dear Pen Pal"] • A. E. van Vogt • ss 
Omega and the Wolf-Girl • Lester del Rey • ss
he Puzzle of Priipiirii • William Tenn • ss
Lunar Station • John Michel & J. Kubert • cs
The Man-Eating Lizards • Edward J. Bellin & J. Kubert • cs
Pallas Rebellion • W. Malcolm White • vi
Crom the Barbarian • Gardner F. Fox & John Giunta • cs
The Shipwrecked Bogey Man • Lloyd Williams • ss
Terror of the Mist-Maidens • A. Bertram Chandler • nv
The Discord Makers • Mack Reynolds • ss
Forbidden Fruit • Kris Neville • ss

N° 2 - dιcembre 1950
Couverture de Jamaes Bama

Raiders of the Solar Frontier • A. Bertram Chandler • nv
Under Martian Sands • Basil Wells • nv
Jupiter Napoleon • J. Harvey Haggard • ss
The City of Singing Cubes • Bryce Walton • ss
The Corsairs from the Coalsack • 
John Michel & J. Kubert • cs
Dead Man's Tale • Edward J. Bellin & A. H. Johnston • cs
War of the Marsh-Men • W. Malcolm White • vi
The Spider God of Akka • Gardner F. Fox & John Giunta • cs
Alchemy • John & Dorothy de Courcy • ss
Celestial Landfall • Walt Sheldon • ss
Alpha Centauri Curtain Call • Len J. Moffatt • ss

N° 1 - dιcembre 1953
Couverture de Mel Hunter

The Osilans [Part 1 of 3] • Arthur J. Burks • na
Slaves of the System • J. T. Oliver • ss
Re-Entrant • Clyde Beck • ss
Spaceways to Venus • Charles Eric Maine • nv
Frederick • Atlantis Hallam • ss
Dominant Species • E. Everett Evans • ss
The Revolt of the Scarlet Lunes • Stanton A. Coblentz • 
"Now You See Them—" • Gregory Francis • ss
The Glad Season • Gene Hunter • nv

N° 3 - avril 1954
Couverture de Mel Hunter

The Alien • H. J. Campbell • nv
Block Party • William S. Corwin • ss
Quiz Kid • E. Everett Evans • ss
Unwanted Heritage [as by Charles Gray] • E. C. Tubb • nv
The Remarkable Dingdong [*Tex Harrigan] • August Derleth • ss
The Smuggler • Jim Harmon • vi
Hybrid Enigma • Max C. Sheridan • nv
The Trial • Atlantis Hallam • ss
The Osilans [Part 3 of 3] • Arthur J. Burks • na

N° 4 - juin 1954
Couverture de Paul Blaisdell

X of Mizar • Arthur J. Burks • nv
The Green Earth Forever • Christopher Monig •
The Human Thing to Do • Kinsley McWhorter, Jr.
The Long Night • Melvin Sturgis • vi
Martian Pete • Atlantis Hallam • ss
The Plague • Albert Hernhuter • vi
The Uncompromising People • Jim Harmon • nv
Pearls of Parida • Alma Hill • ss
One Out of Many • Mark Pines • ss

N° 5 - dιcembre 1954
Couverture de Paul Blaisdell

The Festival of Earth • Charles Eric Maine • na
The City of Ind • Arthur J. Burks • ss
Via Paradox • Henry Hasse & Albert dePina • ss
Even Steven • Dan Kelly • ss
Hunger • M. B. Wolf • ss
The 7,000 Steps • Atlantis Hallam & J. M. Loring
The Cosmic Geoids [Part 1 of 3] • John Taine •

N° 7 - fιvrier 1955
Couverture de Paul Blaisdell

Panic on Celluloid • Charles F. Wireman • mr
The Fool • Edward G. Robles, Jr. • nv
The Shell Dome • H. B. Fyfe • ss
The Towers of Silence • George H. Smith • nv
The Third Empire • Jeff Sutton • ss
Friendly Planet • Dan Kelly • ss
A La Carte • Leonard Pruyn • vi
The Cosmic Geoids [Part 2 of 3] • John Taine • na

N° 9 - janvier 1969
Couverture de Morris Scott Dollens

Unwanted Heritage [as by Charles Gray] • E. C. Tubb • 
Him  A. E. van Vogt • ss
The Gentle People • James Causey • ss
Lethal Planetoid • Harl Vincent • ss
Block Party • William S. Corwin • ss
The Shell Dome • H. B. Fyfe • ss 
The Third Empire • Jeff Sutton • ss 
Slaves of the System • J. T. Oliver • ss 
The Radio Minds of Mars • Ralph Milne Farley • na

N° 8 - juin 1955
Couverture de Paul Blaisdell

Stairway Into Mars • E. Everett Evans • na
The Unwanted • George H. Smith • ss
Spectrum of Space • Jim Harmon • ss
It's All Legal • Edward Stutz • ss
Curtain Going Up • Harry Warner, Jr. • nv
Last One • Albert Hernhuter • vi
Then There Was Peace • L. Major Reynolds • ss
For Glory and the Empire • Richard Hodgens • ss
Igor • Dan Kelly • ss
The Radio Minds of Mars • Ralph Milne Farley • na

N° 11 - septembre/octobre 1969
Couverture de Morris Scott Dollens

Monsters of the Moon [as by Francis Parnell] • Festus Pragnell • ss
Lunar Lilliput • William F. Temple • nv
Garan of Yu-Lac [Part 1 of 2; *Garan] • Andre Norton • na
People of the Black Coast • Robert E. Howard • ss
Father Image • Basil Wells • ss
The Ruthless Man • Gerald W. Page • ss
Requiem for Planet X • George Hopkins • ss
The Radio Minds of Mars [Part 3 of 3; *Myles Cabot (Radio Man)] • Ralph Milne Farley • na
Martian Interlude • Gene Hunter • vi