The Vortex Blaster (also published as Masters of the Vortex) is a fix-up novel consisting of three science fiction short stories by E. E. 'Doc' Smith. The three stories form the Vortex Blaster series which serve as a sequel to the Lensman series.
"The Vortex Blaster" - first published in Comet, July 1941
"Storm Cloud on Deka" - first published in Astonishing Stories, June 1942
"The Vortex Blaster Makes War" - first published in Astonishing Stories, October 1942
