Founded in 1997, BookFinder.com has become a leading book price comparison site:
Find and compare hundreds of millions of new books, used books, rare books and out of print books from over 100,000 booksellers and 60+ websites worldwide.
Scene of the Crime:
Never before has such specialized information been so thoroughly compiled and easily accessible to writers! Each book is written by a professional in their respective field, providing the inside details that writers need to weave a credible -- and salable -- story. [via]