HYDE (John T.). Principles of Gunnery.1862

London: Wm. H. Allen & Co., Second edition, revised and enlarged, viii, 240pp., mounted frontispiece photograph of a Armstrong gun, 8 plates (6 of which are fold-outs), numerous illustrs., within the text, occasional spotting, printed endpapers stained and rubbed, orig. cloth, head of spine defective, hinges tender. John Thomas Hyde (1832-1892) was Professor of fortification and artillery, Royal Indian Military College, Addiscombe. A rare and early photographic illustrated book not listed in Gernsheim; Copac records just two copies (British Library & Glasgow University).