He is the creator of: 1. ‘Blackshirt (Richard Verrell)’, a gentleman crook. 2. ‘Auguste Jantry’, an Inspector in 19th century Paris. 3. ‘Robert Mather’, a Detective Sergeant. 4. ‘William Stevens and Pierre Allain’, a Detective Superintendent and an Inspector. 5. ‘Theodore I. Terhune’, a bookseller and amateur sleuth. 6. ‘Lord Blackshirt (Anthony Verrell)’, a gentleman crook and son of Richard Verrell. In 1952 his son Roderic Jeffries started writing Blackshirt stories under the pseudonym ‘Roderic Graeme’.