Western Electric 300B

 I have a matched quad of less than 1 year old Western Electric 300B tubes in the ornate wood box. They have less than 500 Hours on them and considering they are designed for 40K hours that is nothing. They are matched and in perfect shape.  I had two matched quads but another Audiogoner just too...

 I have a matched quad of less than 1 year old Western Electric 300B tubes in...