Historical Statistics of the United States

Historical Statistics of the United States

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Also, the. presentation of aquot;productionaquot; data for early years and aquot;shipmentsaquot; or aquot; salesaquot; data for recent years does not ... Indexes were constructed by combining data on physical output aquot;of as many minerals as possible, aquot; with values as ... See also series G 154-155 which give total production, bituminous and anthracite combined, and tonnage per man-hour. G 13-15. Bituminous coal: Production, 1807-1945;anbsp;...

Title:Historical Statistics of the United States
Author:United States. Bureau of the Census
Publisher:U.S. Government Printing Office - 1949


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