An electron microscope study of airborne dusts in South Wales coal mines
By: by J. Cartwright & J.W. Skidmore
Contributors: Cartwright, J.
Series: Research reports -- no. 139; Research report (Safety in Mines Research Establishment (Great Britain)) -- no. 139.
Publisher: Safety in Mines Research Establishment
Published: 1957
Language: eng
Number of pages: 42