In Sir Arthur Conan Doyle’s “The Adventure of the Stockbroker’s Clerk,” Sherlock Holmes and Watson investigate the workplace of a young stockbroker clerk who suspects his new employer is up to no good. Hi employer, one Arthur Pinner, send the clerk to meet his brother Harry who resembles Arthur strongly, right down to the same gold filling in his teeth. And why have they asked him to sign an acceptance letter and not to inform his old employer? First published in 1893, it is the fourth of twelve stories collected in The Memoirs of Sherlock Holmes and features original illustrations by Sidney Paget.