The problem of dust phthisis in the granite-stone industry
By: by Frederick L. Hoffman
Publisher: G. P. O.
Published: 1922
Place of publication: Washington
Language: eng
Number of pages: 178
Subjects: Dust; Granite industry and trade; Pulmonary Tuberculosis; Tuberculosis; Health aspects
Notes: "Bulletin of the United States Bureau of Labor Statistics, No. 293. Industrial Accidents and Hygiene series"

At head of t.p.: U.S. Department of labor, James J. Davis, secretary. Bureau of labor statistics, Ethelbert Stewart, commissioner.

Includes bibliographic references.

Copy 1 Supplier/Donor: BMA