Author, Writer · 11 titles
A Besta Deve MorrerFilm· 1969Writer
The morning after deathBook· 1966Author
A Tangled WebBook· 1956Author
The Dreadful HollowBook· 1953Author
The Otterbury IncidentBook· 1948Author
Minute for murderBook· 1947Author
The Case of the Abominable SnowmanBook· 1941Author
The smiler with the knifeBook· 1939Author