The Conan Doyle notes : the secret of Jack the Ripper /
Madsen, Diane Gilbert,author.
Former academic-turned-insurance-investigator DD McGil is being stalked while working on a routine fraud case.  When her bookseller friend, Tom Joyce, tells her he's found a diary in a Chicago estate book collection, she's intrigued -- until someone steals the diary and tries to murder Tom.  The missing diary reveals that Sir Arthur Conan Doyle, creator of Sherlock Holmes, left valuable handwritten notes during his 1894 visit to Chicago -- notes which contain vital information on the Jack the Ripper murders.  In their quest to find the missing diary and notes, DD and Tom find themselves targets in someone's deadly game where a clue to an old murder points the way to a literary find that could rewrite history.  DId Doyle really know the identity of Jack the Ripper?  Their efforts are thwarted when sinister interests threaten to destroy not only the Doyle notes but their own lives as well. -- Jacket flap.
Includes bibliographical references (pages 342-346)
Former academic-turned-insurance-investigator DD McGil is being stalked while working on a routine fraud case.  When her bookseller friend, Tom Joyce, tells her he's found a diary in a Chicago estate book collection, she's intrigued -- until someone steals the diary and tries to murder Tom.  The missing diary reveals that Sir Arthur Conan Doyle, creator of Sherlock Holmes, left valuable handwritten notes during his 1894 visit to Chicago -- notes which contain vital information on the Jack the Ripper murders.  In their quest to find the missing diary and notes, DD and Tom find themselves targets in someone's deadly game where a clue to an old murder points the way to a literary find that could rewrite history.  DId Doyle really know the identity of Jack the Ripper?  Their efforts are thwarted when sinister interests threaten to destroy not only the Doyle notes but their own lives as well. -- Jacket flap.
Brief publisher's catalog follows the text.
Doyle, Arthur Conan, 1859-1930
Jack, the Ripper
Women detectives
Theft
Detective and mystery stories