6189W GE JAN NOS 1981 (8.4/9.0ma)
6189W GE JAN NOS 1985-1986 (9/11.2ma)
6550A GE stapled plates used/good 1980's (115ma)
EL34 CHINA branded Philips welded plates NOS 1980's (105ma)
EL34J CHINA welded plates used/good 1970's (77ma)