- Johnstone, William W, First mountain man (New York, N.Y.)
- Buzzard's Bluff, William W. Johnstone and J. A. Johnstone
- Johnstone, William W, Savage Texas series, 03
- Rising fire, the Jensen brand, William W. Johnstone and J. A. Johnstone
- The doomsday bunker, William W. Johnstone with J. A. Johnstone
- Johnstone, William W, Red Ryan western, 03
- Dakota ambush, William W. Johnstone with J.A. Johnstone
- Dreams of eagles, William W. Johnstone
- Guns of the mountain man, William W. Johnstone
- The butcher of baxter pass, William W. Johnstone with J. A. Johnstone
- Spirit of the mountain man, William W. Johnstone
- Johnstone, William W, Range detectives, 01
- Johnstone, William W, Matt Jensen, the last mountain man
- Johnstone, William W, Ben Savage, saloon ranger, 03
- Johnstone, William W, First mountain man (New York, N.Y.), 29
- Johnstone, William W, Hunter Buchanon series, 01
- Riding shotgun, William W. Johnstone and J.A. Johnstone
- Johnstone, William W, Mountain man series, 48
- Firestick, William W. Johnstone and J. A. Johnstone
- Death & Texas, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, Taylor Callahan, circuit rider, 01
- The range detectives, William W. Johnstone with J.A. Johnstone
- Texas kill of the mountain man, William W. Johnstone and J. A. Johnstone
- Settling his hash, William W. Johnstone and J.A. Johnstone
- The Black Hills, William W. Johnstone with J.A. Johnstone
- Live by the west, die by the west, the Smoke Jensen saga, William W. Johnstone
- Johnstone, William W, Death & Texas western, 01
- Hired guns, William W. Johnstone and J. A. Johnstone
- Killer take all, William W. Johnstone and J.A. Johnstone
- Knockdown, William W. Johnstone and J. A. Johnstone
- Once upon a time in Texas, William W. Johnstone with J. A. Johnstone
- By the neck, William W. Johnstone and J. A. Johnstone
- Dead for a dollar, William W. Johnstone with J. A. Johnstone
- The backstabbers, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, Ben Savage, saloon ranger, 01
- Johnstone, William W, Eagles series, 02
- Johnstone, William W, Red Ryan western, 01
- Behind the iron, a Hank Fallon western, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, Stoneface Finnegan western, 01
- Johnstone, William W, Chuckwagon Trail western, 05
- Marked for death, William W. Johnstone and J. A. Johnstone
- Johnstone, William W, Hank Fallon series, 02
- Johnstone, William W, Jensen brand, 03
- Taylor Callahan, circuit rider, William W. Johnstone and J.A. Johnstone
- Johnstone, William W, Red Ryan western, 02
- The stampeders, William W. Johnstone with J.A. Johnstone
- The Jackals, William W. Johnstone with J.A. Johnstone
- Johnstone, William W, MacCallister, the eagles legacy series (Series), 10
- Bullet for a stranger, William W. Johnstone
- Slaughter at Wolf Creek, William W. Johnstone and J. A. Johnstone