Wow. I tested the link after your comment and it was broken for me at that time as well. So the link really does seem to have flip-flopped between working and

Wow. I tested the link after your comment and it was broken for me at that time as well. So the link really does seem to have flip-flopped between working and non-working a few times. Sound like some kind of weirdness in the archive.org infrastructure might be causing it.