I can assure you I have nothing to do with this evilbay ad!!! But jump on them quick before someone else does!!
(Not that theyr're such a bad part, I've never seen this type of item priced so high, as they are usually found in a 25 cent box at any hamfest-and never any takers))
http://cgi.ebay.com/VINTAGE-tube-rad...A11%7C294%3A50