On this date in 1941, Lt L.G.S. Trorey presented a paper on mapping from oblique photographs - a procedure that Canadian Survey units were to excel in.

On this date in 1917, the Canadian Signals Company ran courses to train Artillery officers in the use of wireless for observation and fire direction.

On this date in 1942, two Tunnelling Companys of the Royal Canadian Engineers completed their work in Gibraltar. They had removed approximately 4 tonnes per day for each shift worker.

On this date in 1918, the main body of Engineers of the 16th Field Company arrived in Vladivostok.

On this date in 1944, 10 Field Squadron conducted bridging operations with Armoured Vehicle Royal Engineers (AVRE), ARKs (bridges on tank chassis) and the use of barrels and a bulldozer.

On this date in 1949, the Atlin Road between Mile 866 on the Alaska Highway and the gold mining town of Atlin was opened to traffic after construction by the Northwest Highway System.

On this date in 1948, Air Defence Group was formed at RCAF Station St-Hubert to co-ordinate Canada's involvement in the North American Air Defence Command (NORAD).

On this date in 1885, the "Engineers Gzowski Challenge Cups" were instituted for annual competition among Engineer units by Colonel Casimir Stanislas Gzowski.

On this date in 1943, Lt-Gen Dempsey congratulated the Canadian Engineers on their work having advanced 608 miles in Italy since 3 Sep over very difficult roads.

On this date in 1918, the Seaforth Canadian Engineer Training Centre began training to prepare Sappers for the return to civilian life.