Online Sources For Older Hardware?

hubie asks: "We all know that Linux runs well on older hardware, and with the rate hardware becomes outdated there must be a lot of it out there. However I have a hard time finding older hardware to fill out an old 486 or Pentium system. I find local computer shops are very hit-and-miss in terms of what they have, and contrary to what some people suggest in articles, businesses in my area are not just putting these older systems out on the curb for junk. Are there any good on-line sources for new or used hardware people are happy with? Where are all those 500MB or 1.2GB drives or ISA cards of yesteryear?" (Read on...)

I've always looked to Computer Surplus Outlet for this kind of stuff, but I'm sure some of you have found other online sources for older hardware that you would like to share.