"What do your miners know about taking refuge?"
| Image |  |
|---|---|
| Description | publication published in 2011 |
| Author/s |
author: Robert H. Peters |
| Publication date | August 1, 2011 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Access work |
https://www.holmessafety.org/wp-content/uploads/bulletins/2011-08-10.pdf |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |