# South San Francisco Hillside Sign
**Wikidata**: [Q17061895](https://www.wikidata.org/wiki/Q17061895)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/South_San_Francisco_hillside_sign)  
**Source**: https://4ort.xyz/entity/south-san-francisco-hillside-sign


## References

1. National Register of Historic Places
2. National Archives Catalog