This old kerosene/oil glass jug was found in our 18th century barn. Used for holding kerosene for heater stove. The glass is solid and clear. Lid easily screws off and has a spring-loaded compression device for pouring the oil (which still works!) Circa 1920.

Bottom of jar is embossed with six round circles - - center circle is smallest/each successive circle increasing in size. Glass is marked on the side with dates