Cap Badge - Canadian Garrison Artillery On 20 October 1871, the first regular Canadian army units were created, in the form of two batteries of garrison artillery. "A" Battery in Kingston, Ontario, and "B" Battery in Quebec City, Quebec, became gunnery schools and performed garrison duties in their respective towns. They are still active today as part of the 1st Regiment, Royal Canadian Horse Artillery. The Canadian Artillery and the Garrison Artillery were the designations of the Non-Permanent Active Militia as of 1 January 1914. The Canadian Artillery and the Garrison Artillery were collectively redesignated the Royal Canadian Artillery on 3 June 1935. Headquarters, Heavy Artillery, Canadian Corps. This headquarters directed both Heavy and Siege units. Other units 1st Brigade, 2nd Brigade, 3rd Brigade, Canadian Garrison Artillery and the 3rd and 4th Heavy Battery, Canadian Garrison Artillery, CEF. Siege Batteries RGA were equipped with heavy howitzers, sending large calibre high explosive shells in high trajectory, plunging fire.The usual armaments were 6 inch, 8 inch and 9.2 inch howitzers, although some had huge railway- or road-mounted 12 inch howitzers. As British artillery tactics developed, the Siege Batteries were most often employed in destroying or neutralising the enemy artillery, as well as putting destructive fire down on strongpoints, dumps, store, roads and railways behind enemy lines.