2 results filtered with: Hayhurst, Emery Roe, 1880-1961
- Books
- Online
A survey of industrial health-hazards and occupational diseases in Ohio / by E. R. Hayhurst, A. M., M. D., director, Division of Occupational Diseases, State Board of Health.
Hayhurst, Emery Roe, 1880-1961.Date: 1915- Books
Industrial health / edited by George M. Kober and Emery R. Hayhurst.
Date: [1924], ©1924