# Bob Parker Photograph Collection

> twenty seven black-and-white photographic prints showcasing the construction of the Hoover Dam (Boulder Dam) from approximately 1930 to 1942

**Wikidata**: [Q112148056](https://www.wikidata.org/wiki/Q112148056)  
**Source**: https://4ort.xyz/entity/bob-parker-photograph-collection


## References

1. [Source](http://n2t.net/ark:/62930/f1nq20)