The Sundown Riders gallop into thier fourth adventure, Devil's Canyon, which finds the four mercenaries on a mission delivering dynamite through the desert to a Utah Gold Mine. But a treacherous undercover outlaw within thier ranks will make their journey that much more dangerous...
Used availability for Ralph Compton's Devil's Canyon
May 1998 : USA Paperback
June 2000 : USA Audio Cassette
September 2013 : USA, Canada, UK Kindle edition