Harcourt Johnstone minister) and Anthony Eden amongst prominent government mourners. Harcourt Johnstone Harcourt Johnstone (19 May 1895 – 1 March 1945), nicknamed Crinks, was a British Liberal Party politician. Johnstone was born in London in 1895, the son of the Hon. Sir Alan Johnstone, a British diplomat, and his American wife Antoinette Pinchot. His nickname 'Crinks' is alleged to have derived from the wrinkled face he had as a baby. One of his ancestors was Sir William Vernon Harcourt (1827–1904) who was Home Secretary and Chancellor of the Exchequer under William Ewart Gladstone. His paternal grandfather was the first Baron Derwent. Harcourt
Augustus George Vernon Harcourt reaction (iodide and hydrogen peroxide). Their work showed that the reaction's changing rate was proportional to the concentration of reactants present. This result was later formalised by Guldberg and Waage as the law of mass action. Harcourt and Esson also studied the reaction between oxalic acid and potassium permanganate. Harcourt's other activities included inventing a device to safely administer chloroform as an anesthesic, and the analysis and purification of coal gas, used for illumination. Harcourt also invented pentane-burning lamps that served as photometric standards. Augustus George Vernon Harcourt Augustus George Vernon Harcourt FRS (24 December 1834 – 23 August 1919)