Bronze kerosene lamp JS and Gien earthenware

Bronze kerosene lamp signed js and gien earthenware. Very nice colors base bronze js. Matador system 15. Theme cherubs, dragons and diablotins on a black background. Wick presents adjustment wheel works. H 30 cm diam. 17 cm. Signature under base j s number 9. 19th goes back at least to my grandparents. Or even backs. Not used for several decades. Missing 47mm smoke tube available on amazon.