Advanced first-aid instructions for miners : a report on standardization
United States. Committee of Surgeons on Standardization of First Aid; United States. Bureau of Mines; Halberstadt, G. H. (George H.), b. 1855; Knoefel, A. F. (August F.), b. 1880; Lynott, W. A. (William Aloysius), b. 1879; Rountree, W. S. (Walter Scott), b. 1873; Shields, M. J. (Matthew Joseph), 1862-1939