ANOS = Lightly used, tests as new. One in stock. All labeleing worn off but <> marking on the base of the tube.

NOS. Some labeled and boxed as Haltron, others in white boxes.

Original boxes. Limited stock.

NOS in original boxes. Black plates, 1950s.

NOS. Shipped in white generic boxes.

ANOS = Lightly used, tests as new

NOS from bulk packaging. Sold in white or generic boxes. Great in tube overdrive pedals.

Great audiophile tube. NOS in original boxes.