Death of a Scavenger — Keith Spore

"Dr. Hugo Enclave couldn't resist any case rated by the police as "unsolvable". That's why the Rockmore murder case appealed so strongly to his Sherlock Holmes instinct. With the aid of his resident "Dr. Watson", Enclave set out to unravel the tangled threads surrounding the death of one Harland Rockmore, who had met his end in the course of a scavenger hunt - threads that, once unwound, led Enclave through a torturous labyrinth of murder, mayhem and mystery to a conspiracy aimed at the White House itself!"