The size classification of airborne dusts in mines
By: by A.H.A. Wynn and J.G. Dawes
Contributors: Wynn, AH. A.
Series: Research report series -- no. 28; Research report (Safety in Mines Research Establishment (Great Britain)) -- no. 28.
Publisher: Safety in Mines Research Establishment
Published: 1951
Language: eng
Number of pages: 46