Here is a very interesting piece. This is a Mission Style Aladdin insert lamp base. The base without the pot measures 10" high and the square top measures a little over 7" across. I do not know much about this piece so feel free to ask any questions or provide any information you may wish to share.
The item "Antique Vintage Mission Style Brass Aladdin Kerosene Oil Lamp Base VERY RARE" is in sale since Monday, June 26, 2017. This item is in the category "Collectibles\Lamps, Lighting\Lamps\ Non-Electric\Kerosene". The seller is "joyousdear" and is located in Sioux Falls, South Dakota.This item can be shipped worldwide.