# Sixto Pérez Calvo
**Wikidata**: [Q40302731](https://www.wikidata.org/wiki/Q40302731)  
**Source**: https://4ort.xyz/entity/sixto-p-rez-calvo


## References

1. [Source](https://web.archive.org/web/20170919022350/http://www.madrid.org/bvirtual/BVCM019322.pdf)
2. [Source](http://hemeroteca.abc.es/nav/Navigate.exe/hemeroteca/madrid/abc/1922/12/09/026.html)
3. [Source](https://www.boe.es/datos/pdfs/BOE//1918/102/A00111-00111.pdf)
4. [Source](https://www.boe.es/datos/pdfs/BOE//1918/332/A00782-00783.pdf)
5. Q40303176