XEE4177780 Fireworks and fireworks: Artisan throwing chopsticks. Reproduction of the engravings of the work of the French Jesuite Jean Leurechon ???a recreation mathematiques, ou Interview facetieux sur plusieurs plaisants problemes, en fait d\'arithmetique, de geometrie??????published in 1626. Engraving in ??????La Nature??????1890. Private collection. by Unknown Artist, (17th century); Private Collection; (add.info.: Fireworks and fireworks: Artisan throwing chopsticks. Reproduction of the engravings of the work of the French Jesuite Jean Leurechon ???a recreation mathematiques, ou Interview facetieux sur plusieurs plaisants problemes, en fait d\'arithmetique, de geometrie??????published in 1626. Engraving in ??????La Nature??????1890. Private collection.); Stefano Bianchetti.