So I went on a wild hunt and actually found the 2 missing Season 5 episodes (Episodes 3 and 19) that aren't posted on the Archive. Does anyone know why they aren't posted?

If you want to read them, you can find them here:
http://web.archive.org/web/19981206111341/http://www.tempus.simplenet.com/season5/previous.htm

I believe the author asked for them to be removed.