# Category:John Ericsson-class monitors

> Wikimedia category

**Wikidata**: [Q7040707](https://www.wikidata.org/wiki/Q7040707)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Category:John_Ericsson-class_monitors)  
**Source**: https://4ort.xyz/entity/category-john-ericsson-class-monitors