Ant. 1920 Aladdin Ceiling Oil Lamp Retractable Hanging Chain Pull Down Mechanism

1920 Aladdin Ceiling Oil Lamp Retractable Hanging Chain Pull Down Mechanism. PRE-OWNED IN GOOD CONDITION, NICKEL PLATING IS WORN. IT MEASURES 7 1/2 BY 5 1/2 INCHES. IT IS CURRENTLY SET UP TO BE HUNG FROM A HOOK.