 From 1916 the Stokes light trench mortar was issued to infantry to replace a range of trench catapults and smaller trench mortars , whilst it was also used in a battery at brigade @-@ level to provide organic indirect fire support . In addition , individual soldiers often used a range of personnel weapons including knives , clubs , knuckle @-@ dusters , revolvers and pistols . Snipers on the Western Front used Pattern 1914 Enfield sniper rifles with telescopic sights . Light horsemen also carried bayonets ( as they were initially considered mounted infantry ) , although the Australian Mounted Division adopted cavalry swords in late 1917 . Artillery included 18 @-@ pounders which equipped the field batteries , 4 @.@ 5 @-@ inch howitzers used by the howitzer batteries , and 8 @-@ inch and 9 @.@ 2 @-@ inch howitzers which equipped the heavy ( siege ) batteries . The 9 @.@ 45 @-@ inch heavy mortar equipped a heavy trench mortar battery , while medium trench mortar batteries were equipped with the 2 @-@ inch medium mortar , and later the 6 @-@ inch mortar . Light Horse units were supported by British and Indian artillery . The main mount used by the light horse was the Waler , while draught horses were used by the artillery and for wheeled transport . Camels were also used , both as mounts and transport , and donkeys and mules were used as pack animals . 
