Neilson Burner

Interior Tension Style. #1 size (2-1/2" slip chimney). One piece burner. Three spring prongs hold chimney on inside. Tabs on deflector rim would hold a leather ring. Burner not marked with dates but conforms to patents #72,219 and #75,566. Sept. 16, 1862 date on base was used extensively by Holmes Booth & Haydens indicating they were the maker.