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.
Punkhorn Books
Hard to find, rare first editions, and antiquarian books, including biography, regional history, nature, and literature.
Pioneer Books
Antiquarian and secondhand books including modern first editions, children's, ephemera, Victoriana, Australiana, sports, music, maritime, military, art and Asia.
Peter Harrington
Travel and voyages, natural history, children's books, fine bindings. Based in London UK.
Peter Grosell Antiquarian Bookseller
Old and rare books. Site in English and Danish; many books listed only in Danish.
Papermill Books
We specialize in quality used and hard-to-find books, primarily non-fiction for adults and children.
Pinacle Books
Antique books for sale, sorted by category.
Pacific Rim Used Books
A variety of subjects, including books about Pacific Rim nations.
Pecan Tree Books
Rare and antique books; childrens books, first editions, signed and out of print books.
Puppet Press
Original eBooks, rare and used books.
Powell's Books
New, used, and out of print books; many categories with detailed descriptions and illustration of selected books.
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