Foundation

Foundation and Empire

Isaac Asimov

1952

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Second Foundation

Isaac Asimov

1953

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I, Robot

Isaac Asimov

1950

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Rendezvous with Rama

Arthur C. Clarke

1973

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The Foundation Trilogy

Isaac Asimov

1953

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The Moon is a Harsh Mistress

Robert A. Heinlein

1966

Covers from OpenLibrary