This is a rare, old, valuable Pinkerton’s May 17, 2013 Antique Advertising Signs, Miscellaneous Advertising Antiques More items in Antique Advertising Signs German Coca-Cola Enter Sign George Lawrence Dog Chains Sign Durant Motor Cars Double-Sided Porcelain Sign More items in Miscellaneous Advertising Antiques Ladies & Restroom Single-Sided Porcelain Signs Slow Children Single-Sided Tin Embossed Street Sign Polly Stamps Lighted Clock