Type Naval gun In service 1865– | Place of origin United Kingdom Used by Brazil | |
The 120-pounder Whitworth naval gun was designed by Joseph Whitworth during the 1860s. It was a rifled muzzle loader and used his hexagonal rifled bore design.
Service
A number of 120-pounders were bought by the Brazilian Navy and used to arm some of its ironclads during the Paraguayan War in the late 1860s.
References
120-pounder Whitworth naval gun Wikipedia(Text) CC BY-SA