O'Brien, David Wright
Chronological Checklist
- The Devil's Planet (Medford, Oregon: Armchair Fiction, 2013)
- The Floating Robot (Medford, Oregon: Armchair Fiction, 2014)
- Secret of the Lost Planet (Medford, Oregon: Armchair Fiction, 2015)
- Furlough from Eternity (Medford, Oregon: Armchair Fiction, 2018)
- Return of Creegar (Medford, Oregon: Armchair Fiction, 2018)
- The David Wright O'Brien Megapack (Cabin John, Maryland: Wildside Press, 2019)