WAs the Green Star RisesWAvenger of AntaresWAyron IVWBelow the Root (novel)WBid Time ReturnWThe BirthgraveWBladesman of AntaresWThe Computer ConnectionWCrisis on Conshelf TenWThe Deep (Crowley novel)WEcotopiaWThe Female ManWFliers of AntaresWGalaxies (novel)WInvisible DeathWThe Jonah KitWLankar of CallistoWMad Empress of CallistoWMarune: Alastor 933WMidworldWMind Wizards of CallistoWMurder on MarsWThe Nemesis of EvilWNorstriliaWOptions (novel)WOrbitsvilleWSaga of CuckooWSherlock Holmes's War of the WorldsWThe Shockwave RiderWShowboat WorldWThe Star-Crowned KingsWVenus on the Half-Shell