@book{ Solr-11373241, title = {Summarized data of lead production : showing the relation of production in the United States to that of the world}, series = {Economic paper (United States. Bureau of Mines) ;}, author = {Smith, Lewis A.}, editor = {United States. Bureau of Mines}, address = {Washington, D.C.}, publisher = {United States Government Printing Office}, year = {1929}, pages = {44}, note = {At head of title: United States Department of Commerce, R.P. Lamont, Secretary. Bureau of Mines, Scott Turner, Director.}, }