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76 Croydon by Sylvania engraved base used 1930's (4.5ma) (Gm is 60%)

76 Croydon by Sylvania engraved base used 1930's (4.5ma) (Gm is 60%)

$ 6.99

76 Croydon by Sylvania engraved base used 1930's

4.5ma

Gm=800 (60%)

 

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