# Ta-t'ung

> 1:250,000 China topographic series map (L500 NK49-12) produced by the Army Map Service, 08/1963

**Wikidata**: [Q99436840](https://www.wikidata.org/wiki/Q99436840)  
**Source**: https://4ort.xyz/entity/ta-t-ung


## References

1. [Source](http://id.lib.harvard.edu/alma/990094028280203941/catalog)
2. [Source](http://id.lib.harvard.edu/fgdc/AMS7810_S250_U54_NK49_12/catalog)