If the stars are what I think - they signify the number of years a person has been in the WBCCI Club, one star equals 5 years. The WBCCI numbers go with the people, not the trailer. As such they aren't something that you would probably want to restore.
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Shelly : TAC NH-6 | AIR 41359 Visit my blog!
Parts needed : Braund Antenna front tube fold down model!