Thoracic dust exposures on longwall and continuous mining sections
| Image |  |
|---|---|
| Description | publication (OP) published in 1990 |
| Author/s |
author: Robert A. Jankowski |
| Publication date | July 1990 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |