| Series | | Books |
| |
| John Vedders | | (ss) (1935) |
| | | (ss) (1935) |
| | | (ss) (1935) |
| | | (ss) (1935) |
| | | (ss) (1936) |
| | | (ss) (1936) |
| | | (ss) (1936) |
| | | (ss) (1936) |
| | | (ss) (1936) |
| | | (ss) (1937) |
| | | (ss) (1937) |
| |
| Other | | The French Key aka The French Key Mystery [Johnny Fletcher] (1940) |
| | | The Hungry Dog Murders aka Die Like a Dog [Johnny Fletcher] (1941) |
| | | The Navy Colt [Johnny Fletcher] (1941) |
| | | Outlaw (1941) |
| | | The Gift Horse [Johnny Fletcher] (1942) |
| | | The Buffalo Box [Simon Lash] (1942) |
| | | The Yellow Overcoat aka Fall-Guy for a Killer (1942) |
| | | The Laughing Fox [Johnny Fletcher] (1943) |
| | | The Talking Clock [Johnny Fletcher] (1944) |
| | | The Mighty Blockhead [Johnny Fletcher] (1945) |
| | | Simon Lash: Private Detective [Simon Lash] (1945) |
| | | Beagle Scented Murder [Otis Beagle] (1946) |
| | | The Fourth Letter (1947) |
| | | Market for Murder (1947) |
| | | The Silver Jackass (1947) |
| | | The Honest Dealer aka Double Dealer [Johnny Fletcher] (1947) |
| | | Fighting Man (1948) |
| | | The Lock and the Key aka Run Thief Run (1948) |
| | | Murder '97 [Simon Lash] (1948) |
| | | The Silver Tombstone Mystery [Johnny Fletcher] (1948) |
| | | The Scarlet Feather [Johnny Fletcher] (1948) |
| | | Broken Lance (1949) |
| | | The Lone Gunhawk aka Smoky Road (1949) |
| | | The Leather Duke aka A Job of Murder [Johnny Fletcher] (1950) |
| | | Fort Starvation (1953) |
| | | Quantrell's Raiders (1953) |
| | | Gunsight (1953) |
| | | The Lonesome Badger aka Mood for Murder [Otis Beagle] (1954) |
| | | Bitter Sage (1954) |
| | | Johnny Vengeance (1954) |
| | | Ride to Hell (1955) |
| | | The Limping Goose aka Murder One [Johnny Fletcher] (1955) |
| | | The Highwayman (1955) |
| | | The Man From Missouri (1956) |
| | | Buffalo Grass aka The Big Land (1956) |
| | | The Whispering Master [Johnny Fletcher] (1956) |
| | | Billy the Kid (1957) |
| | | Lonesome River (1957) |
| | | Peace Marshal (1957) |
| | | Town Tamer (1957) |
| | | The Marshal (1958) |
| | | The Bushwhackers (1959) |
| | | Bugles West (1961) |
| | | Twenty Plus Two (1961) |
| | | Brothers of Silence (1962) |
| | | Bridge of Sand (1963) |
| | | Swing Low, Swing Dead [Johnny Fletcher] (1964) |
| | | The Corpse Moved Upstairs [Johnny Fletcher] (1964) |
| | | The Greek Affair (1965) |
| | | Little Hercules (1965) |
| | | The Pulp Jungle (1967) |
| | | This Gun Is Still (1967) |
| | | The Twilight Man (1967) |
| | | The Dawn Riders (1968) |
| | | The Gold Gap (1968) |
| | | The Curly Wolf (1969) |
| | | The Etruscan Bull (1969) |
| | | The Spanish Prisoner (1969) |
| | | Wanted (1971) |
| | | Bitter Sage and the Bushwhackers (1984) |
| |