The Jet 1024s were made in the mid-1980s and are of Taiwan manufacture. Nothing recent matches them, but the Enco 1024 of the same era is the same machine with very minor differences,
I have an Enco.
If none of the above works I think I have a scan at home
I posted the manual in the downloads section a while back. http://www.hobby-machinist.com/downloads.php?do=cat&id=24
Hope that helps.
Steve
Iam not allowed to access that post for some reason.