12 pack of used and discount book sites

[PTsideshow]

* http://www.lindsaybks.com/
* http://www.powells.com
* http://store.doverpublications.com/
* http://www.hamiltonbook.com/hamiltonbook.storefront
* http://www.mtroubleshooting.com/
* http://www.nbbooks.com/
* http://www.industrialpress.com/en/default.aspx
* http://www.mailordercentral.com/cbc/default.asp
* http://www.alibris.com/
* http://www.astragalpress.com/
* http://www.usedbookcentral.com/
* http://www.barnesandnoble.com/index.asp?z=y

Some of the other sites for new,used and remainder books besides the 8,000 pound gorilla.
I am not associated with any of them other than as a long time customer.
glen