Mine gases and ventilation
Subtitle: a reference handbook combining theory and practice of coal mining, designed to meet the needs of all students of mining, including mining engineers, mine managers, superintendents, foremen, assistant foremen, firebosses, shotfirers and miners preparing for examination for certificates of competency.
By: By J. T. Beard...
Publisher: Hill publishing company
Published: 1916
Place of publication: New York city
Language: eng
Number of pages: 206
Subjects: Mine ventilation; Mine gases; Coal mines and mining