Doyle, Arthur Conan 1859-1930 creator text utu 2010 monographic nl 1 online resource : multiple file formats "Sherlock Holmes: De Agra-Schat" by Arthur Conan Doyle is a detective novel written in 1890. When Miss Mary Morstan seeks Holmes's help, she brings a mysterious case involving her father's disappearance, anonymous gifts of pearls, and a cryptic map marked with four names. The investigation leads to a hidden treasure from India, a locked-room death, and a dangerous pursuit across the Thames. Holmes must unravel a tale of betrayal, revenge, and greed that stretches from Victorian London to the distant shores of the Andaman Islands. (This is an automatically generated summary.) Wikipedia page about this book: https://en.wikipedia.org/wiki/The_Sign_of_the_Four Wikipedia page about this book: https://nl.wikipedia.org/wiki/Het_teken_van_de_vier Translation of: The Sign of the Four Release date is 2010-01-11 Produced by Jeroen Hellingman and the Online Distributed Proofreading Team at http://www.pgdp.net Original publication data not identified Holmes, Sherlock (Fictitious character) -- Fiction Private investigators -- England -- Fiction Detective and mystery stories PR Original publication data not identified https://www.gutenberg.org/ebooks/30933 https://www.gutenberg.org/ebooks/30933 UtSlPG 260607 20260610133715.0 30933