Analyses of samples of delivered coal collected from July 1, 1915 to Jan. 1, 1922; with chapter on tidewater pool classifications.

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Bibliographic Details
Online Access:	Full Text (via ProQuest)
Corporate Author:	United States. Department of Commerce
Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1923.
Subjects:	Coal mines and mining. Quality control. Government purchasing. Classification.

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Full Text (via ProQuest)

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Call Number:	I28.3-230
I28.3-230	Available