(writing as Berkeley Gray) Mr Mortimer Gets the Jitters (1938) Vultures, Ltd. (1938) Conquest Marches On (1939) Leave It to Conquest (1939) Miss Dynamite (1939) Conquest Takes All (1940) Convict 1066 (1940) Meet the Don (1940) Six to Kill (1940) Six Feet of Dynamite (1941) Thank You, Mr. Conquest (1941) The Gay Desperado (1944) Alias Norman Conquest (1945) Blonde For Danger (1945) The Conquest Touch (1948) The Spot Marked X (1948) Killer Conquest (1949) Dare-devil Conquest (1950) Duel Murder (1950) Seven Dawns to Death (1950) Conquest in Scotland (1951) Operation Conquest (1951) The Lady Is Poison (1952) The Half-Open Door (1953) Target for Conquest (1953) Conquest Goes West (1954) Follow the Lady (1954) Turn Left for Danger (1955) Conquest in Command (1956) The House of the Lost (1956) Conquest After Midnight (1957) Conquest Goes Home (1957) Conquest in California (1958) Death On the Hit Parade (1958) Mr. Ball of Fire (1958) The Big Brain (1959) Murder and Co (1959) Conquest On the Run (1960) Nightmare House (1960) Call Conquest for Danger (1961) Get Ready to Die (1961) Conquest in the Underworld (1962) Cavalier Conquest (1963) Count Down for Conquest (1963) Castle Conquest (1964) Conquest Overboard (1964) Calamity Conquest (1965) Conquest Likes It Hot (1965) Curtains for Conquest? (1966) Conquest Calls the Tune (1968) Conquest in Ireland (1969) The "Ironsides" Cromwell Novels (writing as Victor Gunn) Footsteps of Death (1939) Ironsides of the Yard (1940) Ironsides Smashes Through (1940) Death's Doorway (1941) Ironsides' Lone Hand (1941) Mad Hatter's Rock (1942) Ironsides Sees Red (1943) The Dead Man Laughs (1944) Nice Day for a Murder (1945) Ironsides Smells Blood (1946) Death On Shivering Sand (1947) Three Dates with Death (1947) Ironsides On the Spot (1948) Dead Man's Warning (1949) Road to Murder (1949) Alias the Hangman (1950) The Borgia Head Mystery (1951) Murder On Ice (1951) The Body Vanishes (1952) Death Comes Laughing (1952) The Whistling Key (1953) The Crippled Canary (1954) The Crooked Staircase (1954) The Laughing Grave (1955) The Painted Dog (1955) Dead Men's Bells (1956) Castle Dangerous (1957) The Golden Monkey (1957) The 64 Thousand Murder (1958) The Treble Chance Murder (1958) Dead in a Ditch (1959) The Next One to Die (1959) Death at Traitors' Gate (1960) Death On Bodmin Moor (1960) Devil in the Maze (1961) Sweet Smelling Death (1961) All Change for Murder (1962) The Body in the Boot (1963) Murder with a Kiss (1963) Murder