Tonnage of coal shipped to various market areas by districts 1 to 13 during the first year of minimum prices (Oct. 1, 1940-Sept. 30, 1941)—
Tonnage of coal shipped to various market areas by districts 1 to 13 during the first year of minimum prices (Oct. 1, 1940-Sept. 30, 1941)
Tonnage of coal shipped to various market areas by districts 1 to 13 during the first year of minimum prices (Oct. 1, 1940-Sept. 30, 1941)
|