The examples listed at [1] seem to be mass-market fiction titles only. I didn't check through 100+ pages of listing though. [1] http://www.amazon.com/b/?node=7

The examples listed at [1] seem to be mass-market fiction titles only. I didn't check through 100+ pages of listing though. [1] http://www.amazon.com/b/?node=7792718011 http://www.amazon.com/b/?node=7792718011