Gunnery

When I have learnt what progress has been made in modern gunnery— / When I know more of tactics than a novice in a nunnery,—

Source: wiktionary

Originally, doubtless, that petty officer's function was the instruction of the men in the use of arms, sword, or cutlass. But very long ago, owing to the advance in gunnery, making hand-to-hand encounters less frequent, and giving to nitre and sulphur the preeminence over steel, that function ceased [...]

Source: wiktionary

Northward incessantly, the flickering gunnery rumbles, / Far off, like a dull rumour of some other war.

Source: wiktionary

The 12th march company telephoned claiming that someone in the office had heard that they were waiting to do some shooting practice at moveable targets and that they would only leave after gunnery practice under front conditions.

Source: wiktionary