Did you try looking them up at archive.org? I expect that many of them will work...

memracom on Aug 15, 2017 | parent | context | favorite | on: I Bought a Book About the Internet from 1994 and N...

Did you try looking them up at archive.org? I expect that many of them will work there.

The web is ephemeral unless somebody archives it. Many companies offer an archive service for your sites for a fee, and archive.org does it to provide a historical record,