Keepern Classified Ads - Category : Books & Publications RSS Feeds. http://www.keepern.com/ en-us http://k1.keepern.com/images/keepern1.png http://www.keepern.com/ Wanted: Second Hand Books http://www.secondhandbooks.keepern.com/123-wanted-second-hand-books http://www.secondhandbooks.keepern.com/123-wanted-second-hand-books The Pleasure Principle http://www.hypnoticdreams.keepern.com/121-the-pleasure-principle http://www.hypnoticdreams.keepern.com/121-the-pleasure-principle