Memoranda and sketches relating to the present cours of practical architecture at the Royal engineer establishment Rules, chiefly deduced from experiment, for conducting the practical operations of a siege / orig. comp. for the use of the Royal engineer establishment at … work of the Royal Engineers in the European war, 1914-19 Canadeezen bouwen bruggen : de geschiedenis van het Tweede Bataljon der "Royal Canadian Engineers", 1940-1945 / uit het Engelsch vert. door J. Wagenaar Royal engineers training memorandum