The Sign of the Four (1890), also called The Sign of Four, is the second novel featuring Sherlock Holmes written by Sir Arthur Conan Doyle. Doyle wrote four novels and 56 stories starring the fictional detective.

• We started tracking this book on July 21, 2018.
• This book was $6.80 when we started tracking it.
• The price of this book has changed 36 times in the past 2,100 days.
• The current price of this book is $3.69 last checked 3 years ago.
• This book is at its lowest price in the past 90 days.
• This lowest price this book has been offered at in the past year is $3.45.
• The lowest price to date was $2.94 last reached on February 23, 2020.
• This book has been $2.94 2 times since we started tracking it.
• The highest price to date was $6.80 last reached on March 14, 2020.
• This book has been $6.80 2 times since we started tracking it.

• Literature & Fiction

• Publication Date: July 19, 2018
• Text-to-Speech: Enabled
• Lending: Disabled
• Print Length: 145 Pages
• File Size: 383 KB