O'Brien Western
1 The Silver Trail (1986)
2 Hard as Nails (1987)
3 Mexico Breakout (1987)
4 Hangman's Noose (1988)
5 The Deadly Dollars (1988)
6 Squaw Man (1989)
7 North of the Border (1990)
8 Shoot to Kill (1990)
9 Hell for Leather (1992)
10 Marked for Death (1993)
11 Gunsmoke Is Grey (1994)
12 Cold Steel (1995)
13 Mean As Hell (1999)
14 Draw Down the Lightning (2007)
15 Flame and Thunder (2016)
2 Hard as Nails (1987)
3 Mexico Breakout (1987)
4 Hangman's Noose (1988)
5 The Deadly Dollars (1988)
6 Squaw Man (1989)
7 North of the Border (1990)
8 Shoot to Kill (1990)
9 Hell for Leather (1992)
10 Marked for Death (1993)
11 Gunsmoke Is Grey (1994)
12 Cold Steel (1995)
13 Mean As Hell (1999)
14 Draw Down the Lightning (2007)
15 Flame and Thunder (2016)
