A circa 1920 Tiolene Motor Oil porcelain advertising sign with the original wooden frame.
TIOLENE – 100% SUPER PENNSYLVANIA MOTOR OIL – THE PURE OIL CO. – PRODUCT OF U.S.A.
Measures 20″ by 72″, it’s marked RELIANCE ADV. CO. MILWAUKEE near the bottom.
Near mint condition, only one small chip. Shines like the day it was made.