icheme - institute of chemical engineers   icheme - institute of chemical engineers

 Journal: Chemical Engineering Research and Design - Volume 13a
Title: SECOND HINCHLEY MEMORIAL LECTURE OUR NATIONAL COAL RESOURCES
Author(s): SIR HAROLD HARTLEY C.B.E., M.C., F.R.S.
Year: 1935  
Page(s):  158 - 171
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