39 books • 4 series
Trail of the Desperados (Linford Western)
The Man from Dodge (Linford Western) (Black Horse Western)
Buzzards in the Sky (Black Horse Western) (Dales western)
Valley of Fear (Black Horse Western) (Linford Western)
Marshal of Borado (Black Horse Western) (Linford Western)
Law of the Noose (Black Horse Western)
Citizen Science (Environment and Society)
Branagan's Law (Linford Western) (Black Horse Western)
Showdown at Dead Man's Gulch (Black Horse Western)
Danger Valley (Black Horse Western)
The Trouble Hunter (Linford Western) (Black Horse Western)
The Long Trail (Linford Western) (Black Horse Western)
Bodie (Linford Western) (Black Horse Western)
Billy Dare (Black Horse Western)
Risk and the Control of Technology