Joseph Smith Fletcher (1863-1935) was a British journalist and author. He wrote more than 230 books on a wide variety of subjects, both fiction and nonfiction. He was one of the leading writers of detective fiction in the Victorian golden age of the short story.

The Secret of the Barbican is the story of a small-town solicitor who on a chance visit to a local museum in a distant town discovers a set of rare siege coins. He instantly recognizes them as the set of coins which had been stolen from his own town corporation many years previously. He immediately sets out to investigate...and the thief's trail takes him to some quite extraordinary places....