One Hundred Sci Fi Suggestions from Project Gutenberg

"Rocket Summer" is a month long reading event in July where the aim is to read classic science fiction.

This selection could fulfill all your needs from the second century AD until the 1960s.

https://www.gutenberg.org/

Books and Writers Mentioned:

Lucian of Samosata - True History
Voltaire - Micromegas
Cyrano de Bergerac - A Voyage to the Moon
Margaret Cavendish - The Blazing World
Marie Corelli - A Romance of Two Worlds
Marie Corelli - The Young Diana
Mary Shelley - Frankenstein
Mary Shelly - The Last Man
Edward Bellamy - Looking Backward
Jules Verne
Robert Louis Stevenson - The Strange Case of Dr Jekyll and Mr Hyde
Jane Loudon - The Mummy
Richard Jeffries - After London
Camille Flammarion - Lumen
MP Shiel - The Purple Cloud
Johannes Kepler - Somnium
Symzonia - Capt. Adam Seaborn
Arthur Conan Doyle
Edward Bulwer-Lytton - The Coming Race
Edwin Abbott - Flatland
Rudyard Kipling - The Night Mail
HG Wells - War of the Worlds
HG Wells - The Time Machine
HG Wells - The Island of Dr Moreau
Jack London - The Iron Heel
Jack London - The Scarlet Plague
Jack London - The Star Rover
Cicely Hamilton - Theodore Savage
EM Forster - The Machine Stops
JJ Connington - Nordenholt's Million
JD Beresford - The Hampdenshire Wonder
William Le Queux - The Invasion of 1910
George Griffith - The World Peril of 1910
George Griffith - The Angel of the Revolution
George Griffith - A Honeymoon in Space
George Griffith - The World Masters
George Allan England - Darkness and Dawn
George Allan England - The Flying Legion
Edward Shanks - The People of the Ruins
Edwin Lester Arnold - Gulliver of Mars
Frank Aubrey - A Trip to Mars
Garret Putman Serviss - Edison's Conquest of Mars
Philip Francis Nowlan - Armageddon 2419AD
Philip Francis Nowlan - Airlords of Han
Hugo Gernsback - Ralph 124C41+
Ralph Milne Farley - The Radio Planet
Ralph Milne Farley - The Radio Beasts
Ralph Milne Farley - The Radio Man
Edgar Rice Burroughs
Philip Wylie - Gladiator
Karel Capek - RUR
Evgeny Zamatin - We
EE Doc Smith
ME Knerr - The Sex Lives of the Gods
Richard Wilson - Thirty Day Wonder
Fletcher Pratt - The Blue Star
Jay Franklin - The Rat Race
Robert Bloch - This Crowded Earth
Samuel R Delany - The Jewels of Apator
Samuel R Delany - Captives of the Flame
Ignatius Donnelly - Caesar's Column
Andre Norton - The Time Traders
Andre Norton - Voodoo Planet
A Merrit - The Moon Pool
A Merrit - The Metal Monster
Ward Moore - Bring the Jubilee
Ward Moore - Greener Than You Think
John W Campbell Jr - The Black Star Passes
John W Campbell Jr - Islands of Space
John W Campbell Jr - Invaders from the Infinite
FL Wallace - Address: Centauri
Keith Laumer - Worlds of the Imperium
Keith Laumer - A Trace of Memory
L Ron Hubbard - Final Blackout
Alan E Nourse - Star Surgeon
Clifford D Simak - Empire
James H Schmitz - Legacy
Ed Earl Repp - The Radium Pool
Raymond F Jones - The Alien
Raymond F Jones - The Year Stardust Fell
Leigh Brackett - The Starmen
George O Smith - Venus Equilateral
George O Smith - The Fourth "R"
George O Smith - Highways in Hiding
Frank Belknap Long - Mars is my Destination
H Beam Piper - Little Fuzzy
H Beam Piper - The Cosmic Computer
Ray Cummings - The Girl in the Golden Atom
Harry Harrison - Deathworld
Robert Sheckley
Stanley G Weinbaum
Isaac Asimov
Ray Bradbury
Philip Jose Farmer
Lester Del Rey
Kurt Vonnegut
Philip K Dick
Edmond hamilton
Randall Garett
Robert Silverberg
Laurence M Janifer
Harlan Ellison
Stephen Marlowe
CM Kornbluth
Frederik Pohl
Frank Herbert
Poul Anderson
Frederic Brown
Henry Kuttner
CL Moore
Raymond Z Galluen
Donald E Westlake
Mack Reynolds
Jack Vance
Damon Knight
Jerome Bixby
Roger D Aycock
Edgar Pangborn
August Derleth
Algis Budrys
Evelyn E Smith
Walter M Miller Jr
Charles L Fonterey
Kris Neville
Charles V De Vet
Henry Slesar
Morrison Colladay
Manley Wade Wellman
William F Nolan
Jesse F Bone
Eando Binder
Manly Bannister
Tom Leahy
Robert Abernathy
CC MacApp
Joseph Samachson
Henry Hasse
RA Lafferty
James Blish
Jack Williamson
RR Winterbotham
Alfred Bester
George H Smith
Sam Merwin
Alan Arkin