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Control of silicosis hazard by substitution of quartz-free or low-quartz material for sand under mine locomotives
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Published Year
1940-1949 (1)
Subject
Coal miners--Diseases (1) *
Dust control (1)
Lungs--Dust diseases (1)
Silicosis (1)
Author
Brown, Carlton E. (1) *
Schrenk, H. H. (1)
