Looks like Keith beat me to it. The one I was looking for is:

http://www.rockler.com/findit.cfm?page=2237&sid=AFB96

--
Greg

"JLucas ILS" wrote in message
...
If you are talking about the lirary ladders, they can be purchased from
Rockler
for aout $1100....that's right. I have been searching for the hardware
to
make
my own and after extensive googling, I cant find the pieces that make it
work.