The Adventure of the Greek Interpreter a female pupil of Beeton School who can communicate with animals is kidnapped. She is made to interpret dog's language to find a bone of Neanderthal stolen from a laboratory and taken away by a dog but no clue is found. Holmes decides to solve the case with the help of his elder brother Mycroft and visits him in the Diogenes Club in Dealer house where he lives. Though Holmes is estranged from Mycroft, the brothers and Watson discover the bone and find out that it's Wilson Kemp, a pupil who lives in Dealer house stole it but Mycroft tries
Diogenes Club writers developed and used the idea that the club was founded as a front for the British secret service. This may have its root in "The Adventure of the Bruce-Partington Plans", in which Mycroft Holmes is revealed to be the supreme and indispensable brain-trust behind the British government, who pieces together collective government secrets and offers advice on the best way to act. The idea was popularised by "The Private Life of Sherlock Holmes" (1970), a 1970s motion picture directed by Billy Wilder, and has since been frequently used in pastiches of Conan Doyle's stories as well as the TV