Lieutenant-fireworker was an officer rank in the British

Royal Artillery The Royal Regiment of Artillery, commonly referred to as the Royal Artillery (RA) and colloquially known as "The Gunners", is one of two regiments that make up the artillery arm of the British Army. The Royal Regiment of Artillery comprises t ...

, ranking below

second lieutenant Second lieutenant is a junior commissioned officer military rank in many armed forces, comparable to NATO OF-1 rank. Australia The rank of second lieutenant existed in the military forces of the Australian colonies and Australian Army until 1 ...

. After the

first lieutenant First lieutenant is a commissioned officer military rank in many armed forces; in some forces, it is an appointment. The rank of lieutenant has different meanings in different military formations, but in most forces it is sub-divided into a ...

and

, the junior lieutenants of a company of artillery were designated "lieutenants and fireworkers", the conjunction soon being dropped. The rank was abolished in the Royal Artillery in 1771 and in the Royal Irish Artillery in 1774.Duncan, page 162

References

*Francis Duncan, ''History of the Royal Regiment of Artillery''
volume I
London, 1879 (third edition) Military ranks of the British Army {{mil-rank-stub