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In Reply to: RE: Anyone ever see a grey glass Sylvania 6sn7 before? posted by Sondek on September 3, 2021 at 07:58:02:
The gray coating appears to be on the inside.
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Follow Ups
- RE: Anyone ever see a grey glass Sylvania 6sn7 before? - Hornlover 08:24:33 09/03/21 (0)