(!) (Best Single) 6LU8 GE Admiral NOS 1971 (3.4/64.5ma)
(!) Best Single) 6LU8 GE Admiral NOS 1960's (2.5/61ma)
6LU8 GE NOS 1979 (2.3/51ma)
6LU8 GE NOS faded printing (3.4/61ma)
6LU8 GE used/good no printing (2.1/49ma)
6LU8 International Servicemaster Korea NOS (4.6/50ma)
6LU8 Sylvania used/good 1969 (1.7/61ma)
6LU8 Zenith GE tests like new faded printing (2.4/51ma)
