| Series | | Books |
| Carl Furst |
| |
| Mack Bolan | | (1989) |
| | | (1990) |
| | | (1991) |
| | | (1992) |
| |
| The Executioner | | (1989) |
| | | (1989) |
| | | (1990) |
| | | (1990) |
| | | (1991) |
| | | (1991) |
| | | (1992) |
| | | (1992) |
| |
| |
| J.D. Hardin |
| |
| Other | | Snake River Rescue [Doc Weatherbee] (1982) |
| | | Sons and Sinners [Doc Weatherbee] (1982) |
| |
| William Harrington |
| |
| Other | | Which the Justice, Which the Thief (1963) |
| | | The Power (1964) |
| | | The Search for Elizabeth Brandt (1969) |
| | | Trial (1970) |
| | | One Over One aka Yoshar the Soldier (1970) |
| | | The Jupiter Crisis (1971) |
| | | Mister Target (1973) |
| | | Scorpio 5 (1975) |
| | | Partners (1980) |
| | | The English Lady (1982) |
| | | Skin Deep (1983) |
| | | The Cromwell File (1986) |
| | | Oberst (1987) |
| | | For the Defense (1988) |
| | | Endgame in Berlin (1991) |
| | | Virus (1991) |
| | | Columbo: The Grassy Knoll [Lt. Columbo] (1993) |
| | | Town on Trial (1994) |
| | | Columbo: The Helter Skelter Murders [Lt. Columbo] (1994) |
| | | Columbo: The Hoffa Connection [Lt. Columbo] (1995) |
| | | Columbo: The Game Show Killer [Lt. Columbo] (1996) |
| | | Columbo: The Glitter Murder [Lt. Columbo] (1997) |
| | | Columbo: The Hoover Files [Lt. Columbo] (1998) |
| |
| Elliott Roosevelt |
| |
| Other | | Murder in the Lincoln Bedroom [Eleanor Roosevelt] (1943) |
| | | Murder and the First Lady [Eleanor Roosevelt] (1984) |
| | | The Hyde Park Murder [Eleanor Roosevelt] (1985) |
| | | Murder at Hobcaw Barony [Eleanor Roosevelt] (1986) |
| | | The White House Pantry Murder [Eleanor Roosevelt] (1987) |
| | | Murder at the Palace [Eleanor Roosevelt] (1988) |
| | | Murder in the Rose Garden [Eleanor Roosevelt] (1989) |
| | | Murder in the Oval Office [Eleanor Roosevelt] (1989) |
| | | Murder in the Blue Room [Eleanor Roosevelt] (1990) |
| | | The President’s Man [Eleanor Roosevelt] (1991) |
| | | A First Class Murder [Eleanor Roosevelt] (1991) |
| | | Murder in the Red Room [Eleanor Roosevelt] (1992) |
| | | Murder in the West Wing [Eleanor Roosevelt] (1992) |
| | | Murder in the East Room [Eleanor Roosevelt] (1993) |
| | | New Deal for Death [Eleanor Roosevelt] (1993) |
| | | A Royal Murder [Eleanor Roosevelt] (1994) |
| | | The White House Murder [Eleanor Roosevelt] (1995) |
| | | Murder in the Executive Mansion [Eleanor Roosevelt] (1995) |
| | | Murder in the Chateau [Eleanor Roosevelt] (1996) |
| | | Murder at Midnight [Eleanor Roosevelt] (1997) |
| | | Murder in the Map Room [Eleanor Roosevelt] (1998) |
| | | Murder in Georgetown [Eleanor Roosevelt] (1999) |
| |