Sort of rough, but pretty cheap... is this a 19"?

http://cgi.ebay.com/LOOK-VINTAGE-ZENITH-ROUND-TUBE-TELEVISION-/270672232913?pt=Vintage_Electronics_R2&hash=item3f055281d1

not affiliated,
jr

Affirmative.

I stumbled across that one too this morning. Got a lot of parts there that are often missing. Would be a nice project of one of us...