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Bureau of Mines midget impinger for dust sampling
Efficiency of impingers for collecting lead dusts and fumes
Bureau of Mines midget impinger
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Published Year
1930-1939 (3) *
Subject
Dust--Measurement (1)
Lead (1)
Mineral dust--Sampling (1)
Mineral dusts (1)
Mineral dusts--Sampling (1)
Author
Feicht, Florence L. (3) *
Schrenk, H. H. (3)
Littlefield, J. B. (2)
