# Central Union of Masons

> former German Empire trade union (1891–1910)

**Wikidata**: [Q97356051](https://www.wikidata.org/wiki/Q97356051)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Central_Union_of_Masons)  
**Source**: https://4ort.xyz/entity/central-union-of-masons


## References

1. [Source](http://library.fes.de/fulltext/bibliothek/tit00148/00148026.htm)
2. [Source](http://library.fes.de/cgi-bin/ihg2pdf.pl?vol=1&f=280&l=281)
3. [Source](http://library.fes.de/pdf-files//bibliothek/02814-1.pdf)
4. [Source](http://library.fes.de/cgi-bin/ihg2pdf.pl?vol=1&f=367&l=372)