33 Sylvania balloon used/strong very good condition 1930 era (52/36)
33 Sylvania NOS small part of getter material flaked off glass (58/36) strong output
33 United USA NOS 1940's (52/36)
33GY7A NOS (4 in stock)
34 Tungsol NOS
34 used/good (0 in stock)
950 Raytheon NOS 1940's
