DICKSON, SIR ALEXANDER British ar tillerist, passed out of the Royal Military academy into the Royal Artillery in 1794. He served in Minorca (1798), at Malta (1800), in the Montevideo expedition (1806-7), and in 1809 accompanied Howurth to the Peninsula as brigade-major of the artillery. In the end he became commander of the whole of the artillery of the allied army, and though still only a substantive captain in the British service he had under his orders some 8,000 men. At Vitoria, the battle of the Pyrenees and Toulouse he directed the movements of the artillery. He served on the artillery staff at Quatre Bras and Waterloo, and subsequently commanded the British battering train at the sieges of the French fortresses left behind the advancing allies. He died, a major-general and G.C.B., in 184o. He was an early fellow of the Royal Geographical Society.