Vintage Tubes...though you guys would like...

[Graham Lathrop]

Check it out... post back on here if you find anything good

http://monterey.craigslist.org/ele/81694159.html

I'm not associated with this in any way. Just looked like it might be fun for any tube amp guys...

[Paul Arntson]

Depending on what model the National Receiver is, it could be quite a gem. A NC series (173 or 183) or HRO is one of the best receivers ever built IMHO.
THis is killin me. No way to get down there. My nose is pressed against the window.