# SECR D and D1 classes

> class of 51 two-cylinder 4-4-0 locomotives

**Wikidata**: [Q7389603](https://www.wikidata.org/wiki/Q7389603)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/SECR_D_class)  
**Source**: https://4ort.xyz/entity/secr-d-and-d1-classes