Report. 3d annual report under bituminous coal act of 1937, being a full report of activities of National Bituminous Coal Commission, fiscal year ended June 30, 1939, with some additional activities of Bituminous Coal Division, Department of Interior.
Publication Title:
Report. 3d annual report under bituminous coal act of 1937, being a full report of activities of National Bituminous Coal Commission, fiscal year ended June 30, 1939, with some additional activities of Bituminous Coal Division, Department of Interior.
Display Title:
Report. 3d annual report under bituminous coal act of 1937, being a full report of activities of National Bituminous Coal Commission, fiscal year ended June 30, 1939, with some additional activities of Bituminous Coal Division, Department of Interior.