Powell 150 Story Map Screenshot
By Earth Resources Observation and Science (EROS) Center
May 2019 (approx.)
![Screenshot of Powell 150 story map](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Powell%20Screen%20Shot.jpg?itok=UqzA_joA)
Detailed Description
A screenshot of a USGS story map titled "150th Anniversary: J.W. Powell's Perilous River Expedition."
Sources/Usage
Public Domain.