Narrow search
Showing 1 - 8 of 8
Cover Image
The coal resources of the world ; Vol. 1
McInnes, William (contributor); Dowling, D. B. (contributor) - 1913
Persistent link: https://www.econbiz.de/10000378030
Cover Image
Coal Fields of Manitoba, Saskatchewan, Alberta
Dowling, D. B. - 1914 - Rev. ed.
Persistent link: https://www.econbiz.de/10000379873
Cover Image
What the Coal Commission found
Hunt, Edward Eyre; Willits, Joseph Henry; Hammond, John Hays - 1925
Persistent link: https://www.econbiz.de/10000383577
Cover Image
The coal resources of the world ; Vol. 2
McInnes, William (contributor); Dowling, D. B. (contributor) - 1913
Persistent link: https://www.econbiz.de/10000663186
Cover Image
The coal resources of the world ; Vol. 3
McInnes, William (contributor); Dowling, D. B. (contributor) - 1913
Persistent link: https://www.econbiz.de/10000663188
Cover Image
Bituminous coal - Detailed labor and engineering studies
Hammond, John Hays (contributor) - United States / Coal Commission - 1925
Persistent link: https://www.econbiz.de/10003367440
Cover Image
Bituminous coal - Detailed studies of cost of production, investment and profits
Hammond, John Hays (contributor) - United States / Coal Commission - 1925
Persistent link: https://www.econbiz.de/10003367442
Cover Image
Report of the United States Coal Commission transmitted pursuant to the act approved September 22, 1922 (Public no. 347)
Hammond, John Hays (contributor) - USA / Commission on Coal - 1925
Persistent link: https://www.econbiz.de/10001562264