Featured in this lot is this "Complete Greasing Service," Conoco porcelain sign circa 1950s. The sign features a wonderfully and professionally crafted porcelain enamel construction. The sign reads as follows: Complete Greasing Service - Conoco - every cup every time. The coloration is bordered and lettered in green with an off white coloration with the Conoco red sign in the center of the sign. The condition of this service sign is fair to poor with a streak of oxidation down the middle of the sign and to the edges of the the sign, but otherwise it shows fair to poor overall condition. The measurements of this porcelain enamel sign are 28" x 36".*