Handpump sampling in coal-dust clouds
Subtitle: optical denstiry method
By: by J.G. Dawes
Contributors: Dawes, J. G.
Series: Research reports series -- no. 83; Research report (Safety in Mines Research Establishment (Great Britain)) -- no. 83.
Publisher: Safety in Mines Research Establishment
Published: 1954
Language: eng
Number of pages: 24