: Adlake (Adams & Westlake Company), a well-known maker of railroad lanterns and signals from the late 19th/early 20th century onward. The embossed “ADLAKE” on the body confirms it. • Design: It’s a multi-lens signal lamp, typically kerosene/oil-fueled It does have a crack in one of the lens and some imperfections in another lense. It is in good condition otherwise.