I could easily do 70 without worrying about the sign. Its a very strong sign build to last. The item "ORIGINAL HUGE OLD VINTAGE MARATHON OIL GAS SIGN, DEEP RICH DARK COLORS 7' X 6" is in sale since Friday, September 09, 2016. This item is in the category "Collectibles\Advertising\Gas & Oil\Merchandise & Memorabilia\Signs".The seller is "gobluethrunthru" and is located in Saginaw, Michigan. This item can't be shipped, the buyer must pick up the item.