looking for a copy of the manual or other docs for the Simpson 30 tube tester

: looking for a copy of the manual or other docs for the Simpson 30 tube tester

Have you tried:
http://www.agtannenbaum.com/index.html
He handles probably on eof the largest selections you will likley find on the net.

Otherwise you can scroll a long list of other people who might have the items you seek at:
http://www.ac6v.com/pageaae.html
http://www.geocities.com/CapeCanaveral/Hall/8701/mega/manuals.htm