The monotony of pea-soup-fog-shrouded London is broken by a sudden visit from Holmes's brother Mycroft. He has come about some missing, secret submarine plans. Seven of the ten pages - three are still missing - were found with Arthur Cadogan West's ...
body. He was a young clerk in a government office at Royal Arsenal, Woolwich, whose body was found next to the Underground tracks near the Aldgate tube station, his head crushed.