Doc Savage is recruited by four teenage boys – Don Worth, B. Elmer Dexter, Morris “Mental” Byron, and Leander “Funny” Tucker – to discover the truth behind little gold men who are abducting people, including Don’s father. Before contacting Doc, the youngsters discuss “mysteries, and people who were famous at solving them. Don Worth took little interest in the conversation while it referred to the G-men, Scotland Yard, Sherlock Holmes, and others.” Don then brings up Doc. Doc Savage, the FBI, and Scotland Yard are real within the context of this novel, suggesting Sherlock Holmes is as well.
This is one of the hundreds of crossovers that will be covered in my book Crossovers Expanded Volume 3: A Secret Chronology of the World. All three volumes are AUTHORIZED companion books to Win Scott Eckert's Crossovers: A Secret Chronology of the World Volumes 1 and 2!