this probably will not help, but my Father works at a fab shop and they have tubes like that, i'm not sure what comes in them, maybe you could call around to local factories, they'd have to throw them out anyway, good luck.
still the point that was being made had to do with everyone coming in "oh dc ftmfw blah blah blah", just gets annoying after a while. Hear it all the time with sundown to, so its nothing against either company just a problem with the big time nut huggers
you are in the DC section, what do you expect?
It's being judged by Scott Snyder and ran by 12 volts Dave's, it's a great show with a good turn out every year, find 12 volt Dave's facebook page for more info and actual directions.