# Mass deacidification

> measure against the degradation of books made of acidic paper

**Wikidata**: [Q471729](https://www.wikidata.org/wiki/Q471729)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Mass_deacidification)  
**Source**: https://4ort.xyz/entity/mass-deacidification


## References

1. Integrated Authority File
2. Freebase Data Dumps. 2013
3. National Library of Israel Names and Subjects Authority File