

S.C. Roberts didn't invent the Holmesian Game of treating the Canon as a factual subjects for critical analysis, but he is credited as having popularised it, so it was reasonable to assume his story, "The Adventure of the Megatherium Thefts" would feel authentic, and it does (phew! ?)
Rather than featuring a paleontological crime, the Megatherium in question is a gentleman's club similar to the Diogenes, but allowing more conversation between ⬇️