Rock Dust Testing Kit
![Image: Rock Dust Testing Kit](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/000259-Rock_Testing_Kit.jpg?itok=yq2IIn9E)
Detailed Description
Manufactured by Mine Safety Appliances Company sometime after 1914, the wood cabinet-like chest includes an analytical balance, pans and flasks.
Object ID: USGS-000259
Sources/Usage
Public Domain.
Manufactured by Mine Safety Appliances Company sometime after 1914, the wood cabinet-like chest includes an analytical balance, pans and flasks.
Object ID: USGS-000259
Public Domain.