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Space Opera
800 books — 959 voters
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8,055 books — 4,654 voters

That Hideous Strength by C.S. LewisThe Ringworld Engineers by Larry NivenFrom the Earth to the Moon by Jules VernePrelude to Foundation by Isaac AsimovAllegiant by Veronica Roth
S&L Top-100 Science Fiction, Fantasy Titles
1,691 books — 2,158 voters