- EbookA Spy AloneCharles Beaumont
- EbookThunder At DawnAlan Evans
- EbookAftershockR.D. Shah
- EbookThe Apocalypse FireDominic Selwood
- EbookThe Best of Our SpiesAlex Gerlis
- EbookBlood RosesDouglas Jackson
- EbookAgent in BerlinAlex Gerlis
- EbookShip of ForceAlan Evans
- EbookAgent in PerilAlex Gerlis
- EbookThe Swiss SpyAlex Gerlis
- EbookThe Dark TempleR.D. Shah
- EbookBiggles in BorneoCaptain W. E. Johns
- EbookThe Lion at SeaMax Hennessy
- EbookThe Dangerous YearsMax Hennessy
- EbookSea of SpiesAlex Gerlis
- EbookThe Shadow ConspiracyR.D. Shah
- EbookSwordpointMax Hennessy
- EbookThe Last Secret of the ArkJames Becker
- EbookThe AmbassadorTom Fletcher
- EbookBiggles, Secret AgentCaptain W. E. Johns
- EbookArmy of ShadowsMax Hennessy
- EbookBiggles Flies NorthCaptain W. E. Johns
- EbookProject IcarusR.D. Shah
- EbookThe Berlin SpiesAlex Gerlis
- EbookPrince of SpiesAlex Gerlis
- EbookBack to BattleMax Hennessy
- EbookRelicsR.D. Shah
- EbookHarkaway's Sixth ColumnMax Hennessy
- EbookThe Last JudgementR.D. Shah
- EbookPrototypeJason Dean
- EbookThe Courtney EntryMax Hennessy
- EbookThe Lonely VoyageMax Hennessy
- EbookThe Old Trade of KillingMax Hennessy
- EbookLight Cavalry ActionMax Hennessy
- EbookSubmarinerAlexander Fullerton
- EbookAnthrax IslandD. L. Marshall
- EbookFlawed BannerMax Hennessy
- EbookPicture of DefeatMax Hennessy
- EbookThe Richard Prince ThrillersAlex Gerlis
- EbookSergeant Bigglesworth, CIDCaptain W. E. Johns
- EbookA Funny Place to Hold a WarMax Hennessy
- EbookEnd of SpiesAlex Gerlis
- EbookBiggles Sees It ThroughCaptain W. E. Johns
- EbookBiggles in the JungleCaptain W. E. Johns
- EbookThe 4th SecretR.D. Shah
- EbookAgent in the ShadowsAlex Gerlis
- EbookThe Thirty Days' WarMax Hennessy
- EbookThe Challenging HeightsMax Hennessy
- EbookThe MercenariesMax Hennessy