7' x 5' double sided porcelain original Sinclair sign, haven't wiped down, could use a good cleaning. See photos, they're the best description. The item "Early GAS & OIL porcelain double sided SINCLAIR original DSP 7' vintage PATINA" is in sale since Monday, March 25, 2019.This item is in the category "Collectibles\Advertising\Gas & Oil\Merchandise & Memorabilia\Signs". The seller is "antique_illumination" and is located in Indianola, Iowa. This item can't be shipped, the buyer must pick up the item.