A key to mine ventilation
By: by A.A. Atkinson. Embracing the papers of an elementary treatise on the principles of coal mining, recently published in the Colliery engineer, as far as they relate to mine ventilation.
Publisher: Colliery Engineer Co.
Published: 1892
Place of publication: Scranton, Pa
Language: eng
Number of pages: 157
Subjects: Mine ventilation.