Froogle:
Developed by Google, Inc. One of the most promising price comparison sites to date.
BizRate:
One of the largest price search sites. Over 30 million products listed.
Shopping.com:
Child of Dealtime and Epinions, now merged to provide you with three shopping search engines that feature your products separately, yet the same.
Yahoo Shopping:
Complete Yahoo Shopping data feed creation and maintenance solutions.
MSN Shopping:
Complete MSN Shopping data feed creation and maintenance solutions.
NexTag Shopping:
Complete NexTag data feed creation and maintenance solutions.
PriceGrabber Shopping:
Complete PriceGrabber data feed creation and maintenance solutions.
121Books Search Service
Out of print, rare or antiquarian book search service providing a customised service.
Mountain Books
Locates out-of-print, used, rare, and antiquarian books. No obligation to purchase.
Reader's Edge Books
Book search facility via email.
Eastbay Books
Offers to find out-of-print books offered for sale by 5500 booksellers worldwide.
BiblioQuest
Search with no obligation; quotes sent via email.
Book Search at Hay
Searches resources, both on and off the Internet, to find required books.
Glyn's Books
Booksearch service specialising in out-of-print books on history, the sciences, the arts, natural history and other academic topics.
HP Bookfinders
A service that specializes in the location and supply of out-of-print and hard to find publications.
Hooveys Books
A service for tracing out-of-print and hard-to-find books. Old or modern, hardbacks and paperbacks.
Used Books Finder
Find out-of-print, rare, and antiquarian books by completing an on-line form.
More Search, Off-line Sites