This Aladdin table oil lamp is model number 23. It has an aluminum metal base, green emeraldite lamp shade, and Aladdin-brand glass chimney. It's not recently tested but has signs of use, such as oil residue (see photos). The lamp measures approximately 17 inches in height and 10.5 inches in width. Approximate measurements of each component. Metal base (excluding arms): 11.75 in x 6.25 in.