Silicosis among rock drillers, blasters, and excavators in New York City
Subtitle: based on a study of 208 examinations.
Contributors: Bethune, Norman (autograph); New York Tuberculosis and Health Association.
Publisher: New York Tuberculosis and Health Association
Published: 1929
Place of publication: New York
Language: eng
Number of pages: 81
Subjects: Miners' phthisis -- United States; Silicosis.
Notes: "Reprinted from the Journal of Industrial Hygiene".

Includes bibliographical references.

RBSC copy: With the autograph of Norman Bethune on the front cover.