Are you operating an air rotary drilling rig? Is it loud?
| Image |  |
|---|---|
| Description | journal article published in 2003 |
| Author/s |
author: RJ Matetic |
| Publication date | July 1, 2003 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Access work |
http://www.ngwa.org/_bdc/http___www_ngwa_org/GWOL%20Data_1.aspx?RecordID=648670 |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |