1127370 \'Junction at Siccar Point of the prim & secondary sandstone\', page from Sir Humphry Davy\'s Personal Notebook (ink on paper) by Davy, Humphry (1778-1829); The Royal Institution, London, UK; (add.info.: Sir Humphry Davy (17 December 1778 ??29 May 1829) was a Cornish chemist and inventor. He is best remembered today for his discoveries of several alkali and alkaline earth metals, as well as contributions to the discoveries of the elemental nature of chlorine and iodine.); 穢 Royal Institution ; English, out of copyright.