00734cam a22002291 4500 gs 28000241 DLC 20260227111332.0 790117s1928 dcua b 000 0 eng c gs 28000241 (OCoLC)4557759 Library, U. S. Geological Survey GAT OCoLC DLC premarc HC106.3 .P35 Payne, Henry Mace. Natural resources and national problems, by Henry Mace Payne. Washington, D.C., American Mining Congress, 1928. vii, 63 p. tables. 20 cm. Bibliographical references at end of chapters. Natural resources. United States Economic conditions. 26649 26649