theory of modern optical instruments : a reference book for physicists, manufacturers of optical instruments and for officers in the army and navy / by … Modern guns and gunnery : a practical manual for officers of the horse, field and mountain artillery / by H.A. Bethell history of the British navy during the war : adapted from colonel John Buchan's "History of the war" / H.C. O'Neill Prayer book for Jewish members of H.M. Forces