Sherlock Holmes Society of London:
Peter Horrocks with Heather Owen, who had assembled an impressive display of photographs, documents and other material from the Society's Archives (photo by James Hayzen)
Sherlock Holmes Society of London:
Chairman Peter Horrocks shows how Sir Joseph Porter, KCB would use a mobile phone (photo by James Hayzen)
Sherlock Holmes Society of London:
Peter Horrocks noted: "Judging by the effusive letter of thanks from Westminster after the event, our part in the festival was deemed a success!"