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Jan 1, 1944

Jan 1, 1914

Jan 1, 1946

Jan 1, 1915

There are no authentic records of production prior to 1869, although various records report local production and use in 1853 and 1860. Tonnages in Table 68 for the years 1853-1868, both inclusive, are estimated. [ ]

Jan 1, 1942

Jan 1, 1907

Jan 1, 1938

Jan 1, 1938

Washington has been the largest coal producing state of the Pacific Coast, and the only one producing coke commercially. With the exception of the few estimated figures, the tonnages in Table 71 are from Goodyear and other sources as shown. [ ]

Jan 1, 1942

Jan 1, 1938

Jan 1, 1938

Jan 1, 1904

Jan 1, 1916

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Jan 1, 1938

Jan 1, 1909

Jan 1, 1895

Jan 1, 1947

Jan 1, 1930