AMALIE MOTOR OIL PORCELAIN CURB SIGN W/ 100% PURE PENNSYLVANIA OIL LOGO.
DSP. An absolutely incredible example of this CA. 1930's Porcelain Curb Sign from Sinclair Motor Oils showing large Sinclair script as well as "Black Dino" graphic. CONDITION: Sign is in absolutely ou
SSP. Sign shows an Ink Stamp, "Sinclair SP-1". A very scare Circa 1930's Porcelain Sign from Sinclair Oil Company advertising Sinclair Pennsylvania Motor Oils and showing the iconic Sinclair script as