The principles and practice of mine ventilation
Subtitle: being a treatise on modern methods of mine ventilation and machinery, with a consideration of  deep mine problems, explosions, fires, rescue and recovery work, and cognate subjects, / by Professor David Penman... and J. S. Penman...  With 226 folding and other illustrations.
Contributors: Penman, J. S., joint author.
Publisher: C. Giffin and company, limited
Published: 1927
Place of publication: London
Language: eng
Number of pages: 303
Subjects: Mine ventilation.; Coal mines and mining -- Safety measures.