# Amsterdam Ordnance Datum

> vertical datum in use in large parts of Western Europe, originally created for use in the Netherlands

**Wikidata**: [Q4271952](https://www.wikidata.org/wiki/Q4271952)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Amsterdam_Ordnance_Datum)  
**Source**: https://4ort.xyz/entity/amsterdam-ordnance-datum


## References

1. Freebase Data Dumps. 2013