Air strategy / by N.N. Golovine If air war comes : a guide to air raid precautions and anti-gas treatment / by L. Haden Guest ; with a foreword by Dawson … production of an Admiralty Chart / Gerald R. Hayes Nederlandsche vertaling van het Engelsch witboek : brief- en telegramwisseling tusschen zijner Majesteits Regeering in het Vereenigd Koninkrijk en de Duitsche Regeering, alsmede het onderhoud … Angleterre et la sécurité collective / Jean Schwoebel set of nautical tables for general navigational purposes / S.M. Burton King's Army : its story in word and picture / ed. Clarence Winchester Notes on mechanism as applied to artillery / by S.B. von Donop problem of unemployment after the war : memoranda on the prevention of unemployment and the necessity for the revision of the Unemployment Insurance Acts / … elements of imperial defence : a study of the geographical features, material resources, communications, and organization of the British Empire / A.G. Boycott Engelsche stakingen in 1926 / door Jhr. J.A.I.H. Graafland England : a dying oligarchy / by Louis Bromfield