Coal, its composition, analysis, utilization and valuation This book, "Coal, its composition, analysis, utilization and valuation", by Edward Elsworth Somermeier, is a replication of a book originally published before 1912. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.