(PAIR) JAN-CW-3B24 Western Electric engraved base tests like new 1930”s (59-60/40 x 2 tubes)

1 pair) JAN-CW-3B24 Western Electric engraved base tests like new 1930”s some etched writing on each base

1) 59/40 slightly tilted glass – a few scratches on base – see photos

1) 60/40 on left

CW=Control Wave