# RBL 7 inch Armstrong gun

> 1861 British coast defence gun

**Wikidata**: [Q11185198](https://www.wikidata.org/wiki/Q11185198)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/RBL_7-inch_Armstrong_gun)  
**Source**: https://4ort.xyz/entity/rbl-7-inch-armstrong-gun