USGS Scientist at Work
![Image: USGS Scientist at Work](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/7-1st-7-TL-9.jpg?itok=ipsuSfyv)
Detailed Description
Beth Stettner, USGS, demonstrates rock identification at the National Scout Jamboree.
Sources/Usage
Public Domain.
Beth Stettner, USGS, demonstrates rock identification at the National Scout Jamboree.
Public Domain.