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Excerpt from Mineral Resources of the United States, 1922, Vol. 2: NonmetalsFigure 1. - Fuel briquets produced in the Eastern, Central, and Pacific Coast States and in the United States, 1907-1922.The value of the briquets produced in 1922 was an increase compared with the value in 1921 Of or 50 per cent. The increase over the value in 1920 was or 18 per cent. Although the total value increased, the average value per ton decreased rom in 1921 ...

Excerpt from Mineral Resources of the United States, 1922, Vol. 2: NonmetalsFigure 1. - Fuel briquets produced in the Eastern, Central, and Pacific Coast States and in the United States, 1907-1922.The value of the briquets produced in 1922 was an increase compared with the value in 1921 Of or 50 per cent. The increase over the value in 1920 was or 18 per cent. Although the total value increased, the average value per ton decreased rom in 1921 ...

Excerpt from Mineral Resources of the United States, 1923, Vol. 1: MetalsAll the main branches of the mineral industry in 1923 showed marked improvement over the preceding years of depression, and several established new high records of production. The several elements Of the industry were restored to or had gained over their pre-war vigor with probably only three notable exceptions - copper mining, through overdevelopment followed by curtailm...

Excerpt from Mineral Resources of the United States, 1923, Vol. 1: MetalsAll the main branches of the mineral industry in 1923 showed marked improvement over the preceding years of depression, and several established new high records of production. The several elements Of the industry were restored to or had gained over their pre-war vigor with probably only three notable exceptions - copper mining, through overdevelopment followed by curtailm...

Excerpt from Mineral Resources of the United States, 1923, Vol. 2: NonmetalsSeven producers in California in 1923 operated at 11 localities in 6 counties. In Washington 3 companies produced crude magnesite from deposits near Valley and Chewelah, in Stevens County.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical...

Excerpt from Mineral Resources of the United States, 1923, Vol. 2: NonmetalsSeven producers in California in 1923 operated at 11 localities in 6 counties. In Washington 3 companies produced crude magnesite from deposits near Valley and Chewelah, in Stevens County.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical...