The Door into Summer universe

E2245360 UNEXPLORED

The Door into Summer universe is the science fiction setting of Robert A. Heinlein’s novel, featuring time travel, suspended animation, and mid-20th-century American technological optimism.

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Label	Occurrences
The Door into Summer universe canonical	1

Referenced by (1)

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Allan Carpenter → hasFictionalUniverse → The Door into Summer universe ⓘ