Vintage tin Richlube Motor Oil advertising sign soars to $7,425

An exceptionally clean, Richlube Motor Oil double-sided porcelain sign ("100% Pure Pennsylvania") soared to $7,425 at a March 4 sale. Consigned by a collector in upstate New York, the sign featured a small race car graphic and was graded 9 out of 10 on the front for overall condition, and 8.9 on the reverse side. The sign boasted super gloss and color, the only flaws being some minor crazing in the center, and small chips in the outer field and around the mounting holes. Otherwise, it was mint.
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