# Ernest Mitchell Pratt Photograph Collection

> black-and-white photographic prints of Ernest Mitchell Pratt's freelance photographs of the Hoover Dam (Boulder Dam) and its construction from approximately 1935-1940

**Wikidata**: [Q111958198](https://www.wikidata.org/wiki/Q111958198)  
**Source**: https://4ort.xyz/entity/ernest-mitchell-pratt-photograph-collection


## References

1. [Source](http://n2t.net/ark:/62930/f1jd53)