A Bit of Whimsey: Mysteries and Academia - This is an extensive list of mysteries in an academic setting compiles by Eden Kuhlenschmidt and the members of Dorothy-L. It was last updated in 2003.
Death in the Theatre - This list is created by the Supper Sleuths of the Beebe Public Library.
Detectives Occupied with the past - Anthropologists, museum curators, historians, and more history-centered occupations. This list is by the Akron-Summit Public Library.
Author as Sleuth - Mysteries which feature a real life author (such as Jane Austen or Edgar Allen Poe) solving crimes. This list is from Reader's Advice.
Gumshoes, Sleuths and Snoopers - A searchable database of
detective fiction written between 1930 and 1960. It is based upon the George Kelly Paperback and Pulp Fiction Collection at the
University of Buffalo.
Flashlight Worthy - This site is written by a compulsive maker of lists. You will find mystery lists as well as many other fascinating topic lists which will keep you reading for a long time.