NOS in white boxes. Original boxes were moldy and dry rotted.

Labeled and boxed as National

East German EL34s (manufactured by RFT) with great tone. Last of the reasonably priced NOS EL34s.  Not recommended in amps with plate voltage over 450 volts though many cases of success at up to 500 volts have been reported. Bottle has dimple in the glass on top. 4 staples in the plates.