Arctic exploration / Bibliography / Great probability of a north west passage: deduced from observations on the letter of Admiral de Fonte, who sailed from the Callao of Lima on the discovery of a communication between the South sea and the Atlantic ocean

CiltThe Pittsburgh coal bedHoward N. Eavenson

The Pittsburgh coal bed

Howard N. Eavenson · American Institute of Mining and Metallurgical Engineers

55 sayfa · 1938

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ShipsSecond report of the Science Advisory BoardHoward N. Eavenson, W. L. G. Joerg, C. K. Leith, Jacob Goodale Lipman, William Charles White, Science Advisory Board, United States. Weather Bureau, United States. Bureau of Chemistry and Soils, United States. Bureau of the Budget, United States. Department of Commerce, United States. National Bureau of Standards, United States. Department of the Interior, United States. Navy Department, United States. Department of the Treasury, National Research Council (U.S.)

Second report of the Science Advisory Board

Howard N. Eavenson, W. L. G. Joerg, C. K. Leith, Jacob Goodale Lipman, William Charles White, Science Advisory Board, United States. Weather Bureau, · Science Advisory Board