# Liu-chou

> 1:250,000 China topographic series map (L500 NG49-13) produced by the Army Map Service, 05/1955

**Wikidata**: [Q99436188](https://www.wikidata.org/wiki/Q99436188)  
**Source**: https://4ort.xyz/entity/liu-chou


## References

1. [Source](http://id.lib.harvard.edu/alma/990094028280203941/catalog)
2. [Source](http://id.lib.harvard.edu/fgdc/AMS7810_S250_U54_NG49_13/catalog)