The Steel Guitar Forum

Vintage 8-string PSGs:

http://bb.steelguitarforum.com/viewtopic.php?t=123476

The Forum Search is your friend.

This is a 1964 Fender 400. It's tuned to A6, but I removed the F# string, so it's currently a 7-string. The gap from the missing string leaves a nice space between the low and high strings for playing Chet Atkins/Merle Travis style.
Terje.

You can get a lot of help/advice here; most of the members are 8-string slingers:

The Fender Steel Forum:
http://z8.invisionfree.com/Fender_Steel_Forum/index.php

Here's a topic about my Rickenbacker.
http://bb.steelguitarforum.com/viewtopic.php?t=107658