- Powder burn, William W. Johnstone with J.A. Johnstone
- Sawbones, William W. Johnstone with J.A. Johnstone
- Journey into violence, William W. Johnstone with J.A. Johnstone
- Flintlock, Gut-shot, William W. Johnstone with J.A. Johnstone
- Paid in blood, William W. Johnstone with J.A. Johnstone
- Blood in the dust, William W. Johnstone and J. A. Johnstone
- Johnstone, William W, Will Tanner, U.S. deputy marshal, 07
- Legion of fire, William W. Johnstone with J. A. Johnstone
- Cruel winter of the mountain man, William W. Johnstone and J.A. Johnstone
- Shadow of the hangman, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, Slash and Pecos western, 05
- Die by the gun, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, Luke Jensen, bounty hunter, bk. 05
- Hard road to vengeance, William W. Johnstone and J. A. Johnstone
- A frontier Christmas, William W. Johnstone with J.A. Johnstone
- The devil you know, William W. Johnstone and J.A. Johnstone
- The killing, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, Will Tanner, U.S. deputy marshal, 03
- Johnstone, William W, Perley Gates western, 05
- Pray for death, William W. Johnstone and J.A. Johnstone
- Texas bloodshed, sidewinders, William W. Johnstone, with J.A. Johnstone
- Have brides, will travel, William W. Johnstone and J.A. Johnstone
- The Morgans, William W. Johnstone and J.A. Johnstone
- To the river's end, William W. Johnstone and J.A. Johnstone
- Catfish Charlie
- The shotgun wedding, William W. Johnstone and J.A. Johnstone
- The eyes of Texas, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, First mountain man, v. 25
- Johnstone, William W, Luke Jensen, bounty hunter, bk. 09
- Purgatory, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, Will Tanner, U.S. deputy marshal, 01
- Johnstone, William W, Range detectives, 01
- Johnstone, William W, Matt Jensen, the last mountain man
- Johnstone, William W, First mountain man
- Johnstone, William W, Old cowboys never die, 02
- Johnstone, William W, Ben Savage, saloon ranger, 03
- Johnstone, William W, Savage Texas series, 04
- The trail west, William W. Johnstone with J.A. Johnstone
- Scream of eagles, William W. Johnstone
- Rope burn, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, Hunter Buchanon series, 01
- Massacre canyon, the Family Jensen, William W. Johnstone with J.A. Johnstone
- Prairie fire, William W. Johnstone, J.A. Johnstone
- Johnstone, William W, Will Tanner, U.S. deputy marshal, 02
- Preacher's rage, William W. Johnstone with J.A. Johnstone
- Devil Creek crossfire, William W. Johnstone
- Johnstone, William W, Preacher & MacCallister western
- A hill of beans, William W. Johnstone and J.A. Johnstone
- Pursuit of the mountain man, William W. Johnstone
- Hate thy neighbor, William W. Johnstone with J.A. Johnstone