The 120-pounder Whitworth naval gun was designed by
Joseph Whitworth
Sir Joseph Whitworth, 1st Baronet (21 December 1803 – 22 January 1887) was an English engineer, entrepreneur, inventor and philanthropist. In 1841, he devised the British Standard Whitworth system, which created an accepted standard for scre ...
during the 1860s. It was a
rifled muzzle loader A rifled muzzle loader in the forecastle of HMS Gannet (1878) ">HMS_Gannet_(1878).html" ;"title="forecastle of HMS Gannet (1878)">forecastle of HMS Gannet (1878)
A rifled muzzle loader (RML) is a type of large artillery piece invented in the mid ...
and used his hexagonal rifled bore design, the principle of which is described in the article on the
70-pounder Whitworth naval gun.
Service
A number of 120-pounders were bought by the
Imperial Brazilian Navy and used to arm some of its
ironclads during the
Paraguayan War
The Paraguayan War, also known as the War of the Triple Alliance, was a South American war that lasted from 1864 to 1870. It was fought between Paraguay and the Triple Alliance of Argentina, the Empire of Brazil, and Uruguay. It was the deadlies ...
in the late 1860s.
[Gratz, pp. 141, 144, 153]
Notes
References
*
* Alexander Lyman Holley
"A Treatise on Ordnance and Armor" published by D. Van Nostrand, New York, 1865
Naval guns of the United Kingdom
{{artillery-stub