On Saturday, August 29, 2015 at 6:37:19 PM UTC-4, amdx wrote:

I would put them individually on Ebay, the reason is, when it sells
you know that it went to somebody that wanted it. Otherwise it's hard to
find someone that fits the nitch for your book.


When I am looking for a book , I search on ABE ( advance book exchange. )
There are a lot of places that sell technical books. Most of them list them on ABE. Unlike Ebay there is no time element.

Dan