NOS in original boxes. Some labeled and boxed as GE, Dumont, etc. Great for your Valco amp!
NOS in original military boxes.
Test strong and matched within 2.5mA on my Maxi Matcher with plate voltage of 400V. One with good logo, almost complete, the other missing logo. Identical internal structure.
High quality German GZ34. Sold in white boxes with original corrugated cardboard wrappers.
Original boxed destroyed by mold and dry rot. Sold in white boxes. Very rare "Silver Plate" version.
NOS in original boxes. Very rare especially in matched pairs.
Nice quality Mullard replica. Original boxes. Labeled and boxed as RCA.
NOS in orignal and white boxes. Various US brands including Westinghouse, GE and Sylvania.
NOS in original box. 1960's vintage. I61 B9J codes. Photo shown is NOT of the tube for sale which has a worn logo.
NOS in original box. Made in Great Britain.