On Saturday, November 2, 2013 12:31:57 PM UTC-4, wrote:
Delusional bookseller prices: http://www.abebooks.com/servlet/SearchEntry
What the market bears: http://www.ebay.com
Amusingly oversimplified. You can, in fact, find very good prices by reading ABEbooks carefully, and you will find outlandish figures at eBay. It's not easy to tell if a given book sells via ABE, but you *can* put an item into your watch list at eBay, and see how the seller made out.