# iron gall ink

> ink made from iron salts and tannic acids from vegetable sources

**Wikidata**: [Q740353](https://www.wikidata.org/wiki/Q740353)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Iron_gall_ink)  
**Source**: https://4ort.xyz/entity/iron-gall-ink


## References

1. Freebase Data Dumps. 2013