This listing is for a lot of (12) vintage NOS (New Old Stock) Sylvania type 12B4A triode vacuum tubes in the original boxes. 

Take a look at all of the pictures for your best description!  None of these tubes have been tested and they are selling "as-is".

Satisfaction guaranteed!   --   $-$-$  --  Check out all the other items I have for $ale!   --  $-$-$ -- 

*** PLEASE make payment within (5) days of the auction ending.  Thank you! ***

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