Bureau of Mines midget impinger for dust sampling.

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Bibliographic Details
Online Access:	Full Text (via ProQuest)
Corporate Author:	United States. Bureau of Mines
Format:	Government Document eBook
Language:	English
Published:	[Washington] : [s.n.], 1937.
Subjects:	Measuring instruments. Air > Pollution.

Bureau of Mines midget impinger for dust sampling / by Littlefield, J. B.

Published 1937

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