I am liquidating all vacuum tubes from my collection, so I will be listing up tubes for sale on ebay. if there are any collectors out there the link below will bring you to my store, thanks for stopping by. http://shop.ebay.com/wa1dc/m.html?_nkw= <http://shop.ebay.com/wa1dc/m.html?_nkw=&_armrs=1&_from=&_ipg=&_trksid=p4340 > &_armrs=1&_from=&_ipg=&_trksid=p4340 Dave -W1FAB-