# Erik Gustaf Alfvén

> brother of Hugo Alfvén f (1880-1970)

**Wikidata**: [Q66738100](https://www.wikidata.org/wiki/Q66738100)  
**Source**: https://4ort.xyz/entity/erik-gustaf-alfv-n


## References

1. [1900 Sweden Census](https://sok.riksarkivet.se/?postid=Folk_115861805)
2. [Swedish church birth records](https://sok.riksarkivet.se/bildvisning/00007236_00391#?c=&m=&s=&cv=390&xywh=-66%2C3332%2C3043%2C2009)
3. [Svenskagravar.se](https://www.svenskagravar.se/gravsatt/45682352)
4. [Source](https://royalsocietypublishing.org/doi/abs/10.1098/rsbm.1998.0001)
5. Österåker Library
6. [Swedish Census 1890](https://sok.riksarkivet.se/?postid=Folk_100246219)
7. [Source](https://forum.rotter.se/index.php?topic=76386.msg1062292#msg1062292)