Thomas Edward Thorpe Born : December 8, 1845 Died : February 23, 1925 Browse All Authors Famous Quotes by Thomas Edward Thorpe [Henry Cavendish] fixed the weight of the earth; he established the proportions of the constituents of the air; he occupied himself with the quantitative study of the laws of heat; and lastly, he demonstrated the nature of water and determined its volumetric composition. Earth, air, fire, and water-each and all came within the range of his observations. Thomas Edward Thorpe fire air science