Which novel's subtitle is "A Romance of Exmoor"?

Lorna Doone: A Romance of Exmoor is a novel by English author Richard Doddridge Blackmore, published in 1869. It is a romance based on a group of historical characters and set in the late 17th century in Devon and Somerset, particularly around the East Lyn Valley area of Exmoor. In 2003, the novel was listed on the BBC's survey The Big Read.

The book is set in the 17th century in the Badgworthy Water region of Exmoor in Devon and Somerset, England. John (in West Country dialect, pronounced "Jan") Ridd is the son of a respectable farmer who was murdered in cold blood by one of the notorious Doone clan, a once noble family, now outlaws, in the isolated Doone Valley.