Best Forgotten Science Fiction of the 20th Century (559 books)

Add and vote for your favorite Science Fiction books first published in last century. For this list that means first published between 1900 and 1999.

Please only add books that have received less than one thousand ratings .

No Fantasy books please! There is a separate list for them.

Books not meeting this list's criteria will be removed.

Inspired by Best Science Fiction of the 20th Century

Other SF Lists of Note:
Best Science Fiction
Best Science Fiction of the 21st Century
Best Science Fiction of the 20th Century
Best Forgotten Science Fiction of the 20th Century
Popular Highly Rated Science Fiction
Best Science Fiction Fantasy Books

SF Subgenres:
Alternate History
Dystopian and Post Apocalyptic Fiction
Space Opera
Steampunk

Locus Recommended Science Fiction:
2019, 2018, 2017, 2016, 2015,
2014, 2013, 2012, 2011, 2010
2009, 2001, 2000

Sci Fi Award Nominees
2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010
2009, 2008, 2007, 2006

Science Fiction By Decade:
1930s, 1940s, 1950s, 1960s, 1970s,
1980s, 1990s, 2000s, 2010s, 2020s

New Speculative Writers by Decade:
2000s, 2010s

Science Fiction By Ratings:
100,000 and more, 50000 to 99999, 25000 to 49999, 10000 to 24999
1000 to 9999, 100 to 999, Less than 100

See also:
Best Books of the 20th Century
Best Fantasy of the 20th Century
Best Forgotten Fantasy of the 20th Century

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All Votes Add Books To This List

1	The Ballad of Lost C'mell by Cordwainer Smith 3.78 avg rating — 233 ratings score: 1,148, and 12 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
2	The Complete Lyonesse (Lyonesse, #1-3) by Jack Vance 4.35 avg rating — 714 ratings score: 993, and 10 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
3	Wave Without a Shore by C.J. Cherryh (Goodreads Author) 3.69 avg rating — 668 ratings score: 898, and 9 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
4	The Year of the Quiet Sun by Wilson Tucker 3.60 avg rating — 757 ratings score: 778, and 8 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
5	The War Against the Rull by A.E. van Vogt 3.68 avg rating — 896 ratings score: 747, and 8 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
6	The Other Side of Time (Imperium, #2) by Keith Laumer 3.65 avg rating — 128 ratings score: 691, and 7 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
7	The Mark of the Cat by Andre Norton 3.91 avg rating — 372 ratings score: 591, and 6 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
8	After Worlds Collide (When Worlds Collide, #2) by Philip Wylie 3.84 avg rating — 943 ratings score: 583, and 6 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
9	Dinosaur Beach by Keith Laumer 3.71 avg rating — 491 ratings score: 552, and 6 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
10	Cosmic Engineers by Clifford D. Simak 3.52 avg rating — 651 ratings score: 550, and 6 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
11	Project Pope by Clifford D. Simak 3.69 avg rating — 880 ratings score: 493, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
12	Fuzzy Bones (Fuzzy Sapiens, #4) by William Tuning 3.85 avg rating — 259 ratings score: 491, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
13	The Palace of Eternity by Bob Shaw 3.62 avg rating — 511 ratings score: 476, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
14	The Dark Beyond the Stars by Frank M. Robinson 4.03 avg rating — 1,044 ratings score: 462, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
15	Ten Thousand Light-Years from Home by James Tiptree Jr. 3.80 avg rating — 1,007 ratings score: 410, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
16	The Broken God (A Requiem for Homo Sapiens, #1) by David Zindell 4.23 avg rating — 911 ratings score: 396, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
17	Uller Uprising by H. Beam Piper 3.64 avg rating — 763 ratings score: 394, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
18	The Mouse on the Moon (The Mouse That Roared, #2) by Leonard Wibberley 3.95 avg rating — 466 ratings score: 392, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
19	The Color of Distance by Amy Thomson 4.27 avg rating — 925 ratings score: 390, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
20	Escape on Venus (Venus, #4) by Edgar Rice Burroughs 3.73 avg rating — 974 ratings score: 387, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
21	Coils by Roger Zelazny 3.60 avg rating — 781 ratings score: 378, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
22	The Jewels of Aptor by Samuel R. Delany 3.30 avg rating — 986 ratings score: 368, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
23	A Woman of the Iron People by Eleanor Arnason 3.81 avg rating — 707 ratings score: 367, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
24	Sabella by Tanith Lee 3.86 avg rating — 798 ratings score: 360, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
25	Don’t Bite the Sun (Four-BEE, #1) by Tanith Lee 4.12 avg rating — 825 ratings score: 322, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
26	Winterlong (Winterlong, #1) by Elizabeth Hand 3.70 avg rating — 889 ratings score: 313, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
27	Buddy Holly Is Alive and Well on Ganymede by Bradley Denton 3.81 avg rating — 587 ratings score: 299, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
28	A Million Open Doors (Giraut #1) by John Barnes 3.77 avg rating — 897 ratings score: 298, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
29	Mindplayers by Pat Cadigan (Goodreads Author) 3.76 avg rating — 721 ratings score: 294, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
29	Divergence (Heritage Universe #2) by Charles Sheffield 3.70 avg rating — 601 ratings score: 294, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
29	Motherlines (Holdfast Chronicles, #2) by Suzy McKee Charnas 3.65 avg rating — 292 ratings score: 294, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
32	Fools by Pat Cadigan (Goodreads Author) 3.64 avg rating — 550 ratings score: 293, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
33	Thorns by Robert Silverberg 3.41 avg rating — 804 ratings score: 290, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
34	Trucks by Stephen King (Goodreads Author) 3.45 avg rating — 818 ratings score: 287, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
35	Logan's Search (Logan's Run, #3) by William F. Nolan 3.11 avg rating — 459 ratings score: 285, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
36	Looking Backward from the Year 2000 by Mack Reynolds 3.25 avg rating — 71 ratings score: 283, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
36	Strange Relations by Philip José Farmer 3.42 avg rating — 152 ratings score: 283, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
38	A Plague of Demons by Keith Laumer 3.60 avg rating — 459 ratings score: 278, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
39	Diadem from the Stars by Jo Clayton 3.75 avg rating — 559 ratings score: 276, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
40	The Stars are Ours (Pax/Astra, #1) by Andre Norton 3.86 avg rating — 871 ratings score: 274, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
41	The Harvest by Robert Charles Wilson 3.78 avg rating — 658 ratings score: 271, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
42	A Very Private Life by Michael Frayn 3.51 avg rating — 261 ratings score: 268, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
43	Mindshadow (Star Trek: The Original Series #27) by J.M. Dillard 3.56 avg rating — 1,003 ratings score: 264, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
44	Monument by Lloyd Biggle Jr. 4.12 avg rating — 309 ratings score: 260, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
44	The Silkie by A.E. van Vogt 3.54 avg rating — 699 ratings score: 260, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
44	Electric Forest by Tanith Lee 3.65 avg rating — 990 ratings score: 260, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
44	Dinosaur Summer by Greg Bear 3.38 avg rating — 910 ratings score: 260, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
48	A Martian Odyssey and Other Classics of Science Fiction by Stanley G. Weinbaum 3.83 avg rating — 149 ratings score: 258, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
49	Beyond Apollo by Barry N. Malzberg 3.59 avg rating — 743 ratings score: 256, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
50	Orbital Resonance (Century Next Door, #1) by John Barnes 3.79 avg rating — 637 ratings score: 251, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
50	Women of Wonder: The Contemporary Years, Science Fiction by Women from the 1970s to the 1990s by Pamela Sargent (Goodreads Author) (Editor/Contributor) 4.02 avg rating — 201 ratings score: 251, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
50	The Queen Of Air And Darkness And Other Stories by Poul Anderson 3.74 avg rating — 315 ratings score: 251, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
53	Promised Land by Connie Willis 3.74 avg rating — 789 ratings score: 246, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
54	The Saliva Tree by Brian W. Aldiss 3.50 avg rating — 403 ratings score: 244, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
55	The Girl Who Was Plugged In by James Tiptree Jr. 3.56 avg rating — 2,390 ratings score: 239, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
56	The Time Hoppers by Robert Silverberg 3.43 avg rating — 457 ratings score: 229, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
57	Courtship Rite by Donald Kingsbury 3.97 avg rating — 580 ratings score: 227, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
58	Drowning Towers by George Turner 3.91 avg rating — 1,038 ratings score: 224, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
59	Cyborg (Six Million Dollar Man #1) by Martin Caidin 3.67 avg rating — 532 ratings score: 214, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
60	Redemption (The Alterran Legacy, #4) by Regina M. Joseph (Goodreads Author) 4.42 avg rating — 19 ratings score: 200, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
61	Exiles To Glory by Jerry Pournelle 3.63 avg rating — 244 ratings score: 199, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
62	Cat Scratch Fever (Cat Scratch, #1) by Tara K. Harper 3.82 avg rating — 430 ratings score: 198, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
63	The Ring of Charon (The Hunted Earth, #1) by Roger MacBride Allen 3.92 avg rating — 435 ratings score: 196, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
63	Lord Kelvin's Machine (Narbondo, #3) by James P. Blaylock 3.47 avg rating — 438 ratings score: 196, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
63	Buried Deep (Retrieval Artist, #4) by Kristine Kathryn Rusch (Goodreads Author) 4.09 avg rating — 863 ratings score: 196, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
63	I Am the Doorway by Stephen King (Goodreads Author) 3.67 avg rating — 1,096 ratings score: 196, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
63	The Nomad of Time by Michael Moorcock 4.02 avg rating — 140 ratings score: 196, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
68	Pennterra by Judith Moffett 3.61 avg rating — 89 ratings score: 192, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
69	The Hollow Earth by Rudy Rucker 3.41 avg rating — 261 ratings score: 191, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
69	Doomsday Morning by C.L. Moore 3.56 avg rating — 176 ratings score: 191, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
71	A Treasury of Great Science Fiction, Volume Two by Anthony Boucher (Editor) 4.18 avg rating — 138 ratings score: 190, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
71	Dark Universe by Daniel F. Galouye 3.74 avg rating — 1,012 ratings score: 190, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
71	Star-Begotten by H.G. Wells 3.43 avg rating — 286 ratings score: 190, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
74	Gray Matter and Other Stories from Night Shift by Stephen King (Goodreads Author) 3.78 avg rating — 376 ratings score: 189, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
75	Days of Grass by Tanith Lee 3.53 avg rating — 358 ratings score: 188, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
75	The Escape by Dean Wesley Smith 3.52 avg rating — 769 ratings score: 188, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
77	Those of My Blood by Jacqueline Lichtenberg (Goodreads Author) 3.71 avg rating — 83 ratings score: 187, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
77	The Child Buyer: A Novel in the Form of Hearings Before the Standing Committee on Education, Welfare, and Public Morality of a Certain State Senate by John Hersey 3.82 avg rating — 384 ratings score: 187, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
79	This World Is Taboo by Murray Leinster 3.72 avg rating — 148 ratings score: 186, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
80	After Doomsday by Poul Anderson 3.36 avg rating — 360 ratings score: 185, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
80	The Stardroppers by John Brunner 3.53 avg rating — 111 ratings score: 185, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
80	Preferred Risk by Frederik Pohl 3.34 avg rating — 32 ratings score: 185, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
83	The Bewitchments of Love and Hate (Wraeththu, #2) by Storm Constantine 4.25 avg rating — 853 ratings score: 184, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
83	Tik-Tok by John Sladek 3.70 avg rating — 771 ratings score: 184, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
85	Green Eyes by Lucius Shepard 3.62 avg rating — 373 ratings score: 183, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
86	Manalone by Colin Kapp 4.03 avg rating — 38 ratings score: 182, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
87	Beyond the Barrier by Damon Knight 3.13 avg rating — 99 ratings score: 180, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
88	Philip K. Dick is dead, alas by Michael Bishop 3.61 avg rating — 491 ratings score: 179, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
89	The World Shuffler by Keith Laumer 3.39 avg rating — 174 ratings score: 178, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
89	Them Bones by Howard Waldrop 3.88 avg rating — 716 ratings score: 178, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
91	The Anome (Durdane, #1) by Jack Vance 3.87 avg rating — 878 ratings score: 177, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
92	A Trace of Memory by Keith Laumer 3.92 avg rating — 451 ratings score: 176, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
92	The Paradox Men by Charles L. Harness 3.63 avg rating — 408 ratings score: 176, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
92	The Asutra (Durdane, #3) by Jack Vance 3.84 avg rating — 597 ratings score: 176, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
95	Bloodthirst (Star Trek: The Original Series #37) by J.M. Dillard 3.58 avg rating — 861 ratings score: 174, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
95	The Heat Death of the Universe and Other Stories by Pamela Zoline 3.90 avg rating — 146 ratings score: 174, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
95	The Embedding by Ian Watson 3.40 avg rating — 810 ratings score: 174, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
98	Temporary Agency (Unquenchable Fire, #2) by Rachel Pollack 3.79 avg rating — 170 ratings score: 173, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
98	The Time Bender by Keith Laumer 3.55 avg rating — 209 ratings score: 173, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
100	The Fall of the Towers by Samuel R. Delany 3.63 avg rating — 649 ratings score: 171, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars