Page:Timber and Timber Trees, Native and Foreign.djvu/354

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Showing that in the conversion of 1,413,894 cubic feet of hewn or square timber (raw material), comprising the following descriptions, the averge yield of converted material—i.e, timber, plank, board, &c. &c.—per cubic foot was as stated against each species in column A; also that the average yield of slabs and sawdust, of difference between the cubic contents of the converted and the raw material was as stated in column B.