Circa 1934 possibly 1933 Model B oxidized bronze finish model # 1221B stand alone oil pot or could be used with a pole or floor lamp.  The following was taken from the Aladdin lamps.info page.  

The Aladdin model B oil pot was the very first model B metal lamp. It was offered as a stand alone product in 1934 and possibly 1933. Catalogue number 1221S had a satin brass finish and 1221B had an oxidized bronze finish.  Even though the model B oil pot as offered as a stand alone product, it had a larger than industry standard diameter and probably did not sell.  This oil pot was used in the following versions of model B table lamp during 1933 and 1934: 1254, 1255, 1256, 1257 and 1258. These are all pole lamps with a cup at the top for accepting the oil pot. The cups on all these lamps are cylindrical with a squared off bottom edge. All later model B table lamps had top cups with rounded bottoms.  The 1221 was the last of the Aladdin oil pots. Later lamps used either font lamps or the bowl part of table lamps.

Font is 6 1/2" tall to the top of the burner gallery with a 5 1/4" base diameter.  Auction also includes a newer wick cleaner and another gallery.  Overall good condition with no splits but does have several dents to the bottom.  Both galleries are dented at the top. Please look at all photos as they are part of the description. 

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