Courageous Exploits of Doctor Syn is the fifth in the series of Doctor Syn

Doctor Syn

The Reverend Doctor Christopher Syn is the smuggler hero of a series of novels by Russell Thorndike. The first book, Doctor Syn: A Tale of the Romney Marsh was published in 1915. The story idea came from smuggling in the 18th century Romney Marsh, where brandy and tobacco were brought in at night...

 novels by Russell Thorndike

Russell Thorndike

Arthur Russell Thorndike was a British actor and novelist, best known for the Doctor Syn of Romney Marsh novels...

. Like the previous volume it is an episodic collection of adventures. It follows Syn's adventures in his guise as the Scarecrow of Romney Marsh as he foils all attempts to catch him and to break up the Dymchurch

Dymchurch

Dymchurch is a village and civil parish in the Shepway District of Kent, England. The village is located on the coast five miles south-west of Hythe, and on the Romney Marsh. It is typical of this part of the coast, having been a village which became larger during the 1930s...

 smugglers.

Courageous Exploits of Doctor Syn was published in 1939. It follows the events of Further Adventures of Doctor Syn

Further Adventures of Doctor Syn

The Further Adventures of Doctor Syn is the fourth in the series of Doctor Syn novels by Russell Thorndike. It is a highly episodic series of adventures as Syn, in his guise as the Scarecrow outwits the king's agents and keeps his band of Dymchurch smugglers out of prison...

and is followed by Amazing Quest of Doctor Syn

Amazing Quest of Doctor Syn

Amazing Quest of Doctor Syn is the sixth in the series of Doctor Syn novels by Russell Thorndike. This is a full-length novel in which the doctor travels to Wales to compete with another smuggler....

.