 Frances Gertrude Cowen was born in Oxford. She was educated at Ursuline Convent, Oxford and Milham Ford School, Oxford. From 1938 to 1939, she worked for Blackwell Publishers. From 1940 to 1944, she was a member of the Air Raid Precautions staff in Dartmouth. She also wrote children's and history books and used the pseudonym 'Eleanor Hyde'. |
Titles and year of publication:
| 1) The Little Heiress | 1961 |
| 2) The Balcony | 1962 |
| 3) The Bitter Reason | 1962 |
| 4) The Desperate Holiday | 1962 |
| 5) A Step in the Dark | 1962 |
| 6) The Elusive Quest | 1965 |
| 7) Scented Danger | 1966 |
| 8) The One Between | 1967 |
| 9) The Gentle Obsession | 1968 |
| 10) The Daylight Fear | 1969 |
| 11) The Fractured Silence | 1969 |
| 12) The Shadow of Polperro | 1969 |
| 13) The Edge of Terror | 1970 |
| 14) The Hounds of Carvello | 1970 |
| 15) The Nightmare Ends | 1970 |
| 16) Lake of Darkness | 1971 |
| 17) The Unforgiving Moment | 1971 |
| 18) The Curse of the Clodaghs | 1973 |
| 19) Shadow of Theale | 1974 |
| 20) The Village of Fear | 1974 |
| 21) The Dangerous Child | 1975 |
| 22) The Secret of Weir House | 1975 |
| 23) The Haunting of Helen Farley | 1976 |
| 24) The Medusa Connection | 1976 |
| 25) Sinister Melody | 1976 |
| 26) The Lost One | 1977 |
| 27) The Silent Pool | 1977 |