approximating accurate.  You'd have to inspect the
lot yourself in
 person to really know.  For instance, this picture is an HP264x
 terminal base:
 <http://members.cox.net/oldcomputerads/oldpics/pages/9754re2.htm>
 Who knows if the keyboard is also around. 
I also noticed tons of Commodore slabs, but didn't see a single power brick.
I would hope there are shelves of power bricks as well, but who knows.
                Zane