Facsimile edition of a book "upon the duties of light infantry in enclosed Countries" by General Jarry, Commandant of the Royal Military College at High Wycombe, by command of his Royal Highness, Field-Marshal, The Duke of York, Commander in Chief, published in London, 1803. Indispensable for understanding the doctrine and training of this crucial branch of service at a pivotal moment in the Napoleonic wars. Part of the Nimble Books series on Light Infantry History and Doctrine.