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Friday is a 1982 science fiction novel by Robert A. Heinlein. It is the story of a female "artificial person", the eponymous Friday, genetically engineered to be stronger, faster, smarter, and generally better than normal humans. Artificial humans are widely resented, and much of the story deals with Friday's struggle …

Assignment in Eternity, is a collection of four mixed science fiction and fantasy novellas by Robert A. Heinlein, first published in hardcover by Fantasy Press in 1953, with some of the stories somewhat revised from their original magazine publications, as follows: Gulf. Lost Legacy Elsewhen, Jerry Was a Man Heinlein …

Assignment in Eternity, is a collection of four mixed science fiction and fantasy novellas by Robert A. Heinlein, first published in hardcover by Fantasy Press in 1953, with some of the stories somewhat revised from their original magazine publications, as follows: Gulf. Lost Legacy Elsewhen, Jerry Was a Man Heinlein …