Antoine-Laurent Lavoisier (1743-1794) and His Wife (Marie-Anne-Pierrette Paulze, 1758-1836), 1788 Jacques-Louis David (French, 1748-1825) Oil on canvas; 102 1/4 x 76 5/8 in. (259.7 x 194.6 cm) Purchase, Mr. and Mrs. Charles Wrightsman Gift, in honor of Everett Fahy, 1977 (1977.10) (http://www.metmuseum.org ) Text "Elements of Chemistry" (1789) Dual names of compounds Disproved the phlogiston theory of combustion Employed quantitative methods of analysis Guillotined May 8,1794 during the Reign of Terror. More.