# John Francis Twisden

> British mathematician (1825-1914)

**Wikidata**: [Q25935890](https://www.wikidata.org/wiki/Q25935890)  
**Source**: https://4ort.xyz/entity/john-francis-twisden


## References

1. [Calendars of the Grants of Probate and Letters of Administration. 1915](https://probatesearch.service.gov.uk/Calendar?surname=twisden&yearOfDeath=1915&page=1)