For sale are 3x 813 vacuum tubes.

two are RCA and one is National Union.

If you need them make an offer.

Jerome Hildebrand This email address is being protected from spambots. You need JavaScript enabled to view it.

250.938.1777

https://drive.google.com/file/d/1DMf0n020bdStKd7Yi4cU_iEv6Zc0BT3D/view?usp=sharing