Vol. 43, N° 6 - mars 1970
Couverture de  Johnny Bruck

By Furies Possessed (Part 1 of 2) • serial by Ted White
Breaking Point • [Forbidden World] • short story by Ted White [as by William C. Johnstone]
Trial by Silk • [Federation of Humanity] • novelette by Christopher Anvil
I'm Too Big but I Love to Play • novelette by James Tiptree, Jr.
The Tree Terror • (1933) • short story by David H. Keller, M.D.

Vol. 44, N° 1 - mai 1970
Couverture de John Pederson

The Balance • novelette by Terry Carr
Blood of Tyrants • novelette by Ben Bova
A Skip in Time • short story by Robert E. Toomey, Jr.
Nobody Lives on Burton Street • short story by Gregory Benford [as by Greg Benford
Saturday's Child • short story by Bill Warren
By Furies Possessed (Part 2 of 2) • serial by Ted White
Master of Telepathy • (1938) • novelette by Otto Binder [as by Eando Binder]
 

Vol. 44, N° 2 - juillet 1970
Couverture de John Pederson

Orn (Part 1 of 2) • [Of Man and Manta • 2] • serial by Piers Anthony
66 • Invasion of Privacy • novelette by Bob Shaw
We Know Who We Are • short story by Robert Silverberg
History in Reverse • (1939) • novelette by Lee Laurence

Vol. 44, N° 3 - septembre 1970
Couverture de Jeff Jones

The Oögenesis of Bird City • short story by Philip José Farmer
The Oögenesis of Bird City • interior artwork by Mike Hinge [as by Michael Hinge]
The Low Road • [Federation of Humanity] • short story by Christopher Anvil
The Low Road • interior artwork by Dan Adkins
Dry Spell • short story by Bill Pronzini
Orn (Part 2 of 2) • [Of Man and Manta • 2] • serial by Piers Anthony
Orn (Part 2 of 2) • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
Orn (Part 2 of 2) [2] • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
Mr. Bowen's Wife Reduces • (1938) • short story by Miles J. Breuer, M.D.

Vol. 44, N° 4 - novembre 1970
Couverture de  Mike Hinge

One Million Tomorrows (Part 1 of 2) • serial by Bob Shaw
One Million Tomorrows (Part 1 of 2) • interior artwork by Mike Hinge [as by Michael Hinge]
A Time to Teach, a Time to Learn • novelette by Noel Loomis
A Time to Teach, a Time to Learn • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
Enemy by Proxy • novelette by Jack Wodhams
Enemy by Proxy • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
Through the Dark Glass • short story by Gerard F. Conway
Through the Dark Glass • interior artwork by Jeff Jones
Dianetics: The Evolution Of a Science • essay by Barry N. Malzberg
Fish Men of Venus • (1940) • novelette by David Wright O'Brien
Fish Men of Venus • (1940) • interior artwork by Julian S. Krupa

Vol. 44, N° 5 - janvier 1971
Couverture de Jeff Jones

Almost Human • novelette by J. T. McIntosh
Almost Human • interior artwork by Jeff Jones
Soul Affrighted • short story by Howard L. Myers [as by Howard L. Meyers]
Soul Affrighted • interior artwork by Michael Kaluta
The Volunteer • short story by Allen Rivers
One Million Tomorrows (Part 2 of 2) • serial by Bob Shaw
One Million Tomorrows (Part 2 of 2) • interior artwork by Mike Hinge [as by Michael Hinge]
The Sun Doom • (1942) • short story by Stanton A. Coblentz
The Sun Doom (reprint) • (1942) • interior artwork by uncredited

Vol. 44, N° 6 - mars 1971
Couverture de John Pederson

The Lathe of Heaven (Part 1 of 2) • serial by Ursula K. Le Guin
The Lathe of Heaven (Part 1 of 2) • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
A Girl Like You • short story by Ted White
A Girl Like You • interior artwork by Michael Kaluta [as by Mike Kaluta]
Servo • short story by Calvin Demmon
Servo • interior artwork by Steve Harper
Gemini Cavendish • novelette by Gordon Eklund
Gemini Cavendish • interior artwork by Jeff Jones
The Achilles Heel • (1940) • short story by Raymond Z. Gallun
The Achilles Heel • (1940) • interior artwork by Julian S. Krupa

Vol. 45, N° 1 - mai 1971
Couverture de Jeff Jones

The Lathe of Heaven (Part 2 of 2) • serial by Ursula K. Le Guin
The Lathe of Heaven (Part 2 of 2) • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
The Lathe of Heaven (Part 2 of 2) [2] • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
The Weapons of Isher II • short story by Bob Shaw
The Weapons of Isher II • interior artwork by Jeff Jones
Growing up Fast in the City • short story by Ted White
Growing up Fast in the City • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
By the Book • short story by Robert Coulson and Gene DeWeese
By the Book • interior artwork by Bill Graham
Night-Eyed Prayer • short story by Grant Carrington

Vol. 45, N° 2 - jyuillet 1971
Couverture de Dan Adkins

The Second Trip (Part 1 of 2) • serial by Robert Silverberg
The Second Trip (Part 1 of 2) • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
The Second Trip (Part 1 of 2) [2] • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
The Peacefulness of Vivyan • short story by James Tiptree, Jr.
The Peacefulness of Vivyan • interior artwork by Mike Hinge [as by Michael Hinge]
Bohassian Learns • short story by William Rotsler
Border Town • short story by Pg Wyal
Border Town • interior artwork by uncredited
The Worlds of Monty Willson • short story by William F. Nolan
The Lost Language • (1934) • short story by David H. Keller, M.D.
The Lost Language • (1934) • interior artwork by Leo Morey [as by Morey]

Vol. 45, N° 3 - septembre 1971
Couverture de  Dan L. Adkins]

What Time Do You Call This? • short story by Bob Shaw
What Time Do You Call This? • interior artwork by Mike Hinge
Junk Patrol • short story by Ted White
Junk Patrol • interior artwork by David Cook
Myrra • short story by David Anthony Kraft
The Second Trip (Part 2 of 2) • serial by Robert Silverberg
The Second Trip (Part 2 of 2) • interior artwork by Michael Kaluta [as by Michael Wm. Kaluta]
The Living Mist • (1940) • novelette by Ralph Milne Farley
The Living Mist • (1940) • interior artwork by H. R. Hammond

Vol. 45, N° 4 - novembre 1971
Couverture de  Mike Hinge

The Wrong End of Time (Part 1 of 2) • serial by John Brunner
The Wrong End of Time (Part 1 of 2) • interior artwork by David Cook
The Wrong End of Time (Part 1 of 2) [2] • interior artwork by David Cook
To End All Wars • short story by Gordon Eklund
To End All Wars • interior artwork by Steve Harper
Road Factory • short story by W. Macfarlane
Road Factory • interior artwork by Jeff Jones
 In Man's Image • short story by Terry Carr
In Man's Image • interior artwork by Michael Kaluta [as by Mike Kaluta]