- Series: D. D. Harriman Series Record # 25942
- Sub-series of: Future History
- Series Tags: Dimension X (2), X Minus 1 (2), Beyond Tomorrow (1), science fiction (1), moon (1), NESFA Core Reading List (1)
- D. D. Harriman
- Requiem (1940) [SF] by Robert A. Heinlein [also as by Robert Heinlein]
- The Man Who Sold the Moon (1950) [SF] by Robert A. Heinlein [also as by Robert Heinlein]
- Excursus (2010) [SF] by Robert A. Heinlein