- EbookFuture Apocalypse - A Time Travel Series Books 1-3Barbara J. Gilbert
- EbookFuture Apocalypse, Beginnings - 2nd EditionBarbara J. Gilbert
- EbookFuture Apocalypse, Journey to the City of TechnologyBarbara J. Gilbert
- EbookSeries: A Time Travel SeriesBarbara J. Gilbert
- EbookFuture Apocalypse, Homeward BoundBarbara J. Gilbert