SSP. Thermometer shows a Patent Date of March 16th, 1915. A bright and beautiful example of this very scarce Porcelain Service Station Thermometer from Shell Gasoline and Motor Oil showing Clamshell graphics at the top and bottom as well as excellent shelving between each color. CONDITION: Thermometer shows outstanding color and gloss throughout the field showing excellent condition graphics with only faint surface scratching and minimal wear in the field. Thermometer is in working condition and shows all of its original brass hardware and wooden housing. Sign shows two areas of light chipping at the outer edge as well as minor chipping at the top mounting hole. The far outer edges are very clean showing light chipping at the bottom outer edge but overall an outstanding example of this beautiful and highly sought after Porcelain Thermometer from Shell. Condition: (8.9+). Dimensions: 27" X 8".