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(!!!) (PAIR) VT-25-A Sylvania NOS and like new 1940's (34ma and 38.2ma) (not the same as VT-25)
(!!) (Best Pair) 10Y=VT-25 Sylvania NOS 1940's same build (29.4ma and 29.0ma)
(!!) PT-210 GE Pliotron Balloon engraved base NOS 1920's (29ma Gm=2000) (rare)
(READ REVIEW) JAN-CHS-10Y=VT-25 SYLVANIA NOS 1940's same construction (27ma and 29ma)
10=VT-25 GE NOS 1940's (24ma)
