NOS-6V6GT-SYL-50S

1950 SYLVANIA 6V6GT CHROME TOP

NOS-5Y3WGTA-OLD

SYLVANIA 5Y3WGTA OLD BROWN BASE

NOS-5814A-SYL-3MICA

SYLVANIA 5814A TRIPLE MICA

NOS-6SN7GT-SYL-G

SYLVANIA VT231 / 6SN7GT 1945

NOS-5U4G-SYL

SYLVANIA 5U4G / VT244

NOS-6DJ8-JAN

6DJ8 / ECC88 JAN SYLVANIA

NOS-12AX7-SYL-DOM

SYLVANIA 12AX7

NOS-12AT7-JHS-SYL

1950'S SYLVANIA 12AT7 MILITARY