op-ed | Sherlock and India: Detecting the total expanse of Indian clues in Doyle's world, 'Holmesian' science and intuition need to amalgamate
Although Holmes never reveals what ‘vegetable alkaloid’ Tonga uses to poison his darts, Doyle’s short story, ‘The Adventure of the Devil’s Foot’, contains toxicological clues trailing back to India
Source: telegraphindia.com