Spacehounds of IPC

When the Inter-Planetary Corporation's (IPC) crack liner, IPV Arcturus, took off on a routine flight to Mars, it turned out to be the beginning of an unexpected and long voyage. There had been too many reports of errors in ship's flight positions from the Check Stations and brilliant physicist Dr. Percival ("Steve") Stevens is aboard the Arcturus on a fact-finding mission to find out what's really happening...