Fetch Book Info by Ori Tend is a free service that allows you to easily compare prices of a particular book among over 60 bookstores.
OCTA's Book Store features trail journals and information on all of the primary trails
Bear Wallow Publications offers books on early Oregon history
Ghost Town Publications offers books on early Oregon and Oregon cemeteries
The Arthur H. Clark Co. both new and rare book searches offered
Powell Book Store carries both new and rare books
Higginson Book Co printers and bookseller that specializes in genealogy and history
Amazon Book Store offers over 2.5 million titles on all subjects
The Zumwalt Books offers books on the Zumwalt family