# An Earthquake Called Callahan

> episode of Bonanza (S12 E28)

**Wikidata**: [Q114463936](https://www.wikidata.org/wiki/Q114463936)  
**Source**: https://4ort.xyz/entity/an-earthquake-called-callahan


## References

1. [Trakt.tv](https://trakt.tv/shows/bonanza/seasons/12/episodes/28)