The Forever Machine

Mark Clifton

The Demolished Man

Alfred Bester

Double Star

Robert A. Heinlein

The Big Time

Fritz Leiber

A Case of Conscience (After Such Knowledge, #4)

James Blish

Starship Troopers

Robert A. Heinlein

A Canticle for Leibowitz (St. Leibowitz, #1)

Walter M. Miller Jr.

Stranger in a Strange Land

Robert A. Heinlein

The Man in the High Castle

Philip K. Dick

Way Station

Clifford D. Simak

The Wanderer

Fritz Leiber

Dune (Dune, #1)

Frank Herbert

This Immortal

Roger Zelazny

Flowers for Algernon

Daniel Keyes

Babel-17

Samuel R. Delany

The Moon Is a Harsh Mistress

Robert A. Heinlein

The Einstein Intersection

Samuel R. Delany

Lord of Light

Roger Zelazny

Rite of Passage

Alexei Panshin

Stand on Zanzibar

John Brunner

The Left Hand of Darkness

Ursula K. Le Guin

Ringworld (Ringworld, #1)

Larry Niven

A Time of Changes

Robert Silverberg

The Lathe of Heaven

Ursula K. Le Guin

To Your Scattered Bodies Go (Riverworld, #1)

Philip José Farmer

The Gods Themselves

Isaac Asimov

Rendezvous with Rama (Rama, #1)

Arthur C. Clarke

The Forgotten Beasts of Eld

Patricia A. McKillip

The Dispossessed

Ursula K. Le Guin

Somewhere In Time

Richard Matheson