The size distribution of industrial dusts
By: by J. J. Bloomfield ...
Publisher: U.S. Govt. print. off.
Published: 1935
Place of publication: Washington
Language: eng
Subjects: Dust
Notes: "References": p. 8-9.
At head of title: U. S. Treasury dept.  Henry Morgenthau, jr., secretary.  Public health service.  Hugh S. Cumming, surgeon general.