• 6 Middleton Shelving Facility
• 4 Wisconsin Historical Society Library
• 2 Memorial Library

• 1 Microforms

• 7 Coal mines and mining
• 5 Coal miners
• 4 Mortality
• 3 Mine safety
• 2 Employees
• 1 Accidents
• 1 Case studies
• 1 Coal trade
• 1 Contractors' operations
• 1 Employment
• 1 Industrial accidents
• 1 Mineral industries
• 1 Mines and mineral resources
• 1 Nonmetallic minerals industry
• 1 Safety measures
• 1 Statistics
• 1 Tennessee Coal, Iron, and Railroad Company. Coal Mines Works

• 5 United States. Mine Safety and Health Administration
• 3 National Institute for Occupational Safety and Health
• 3 United States. Bureau of Mines
• 1 Fay, Albert H. (Albert Hill), 1871-
• 1 Holmes, J. A. (Joseph Austin), 1859-1915
• 1 Safety and Health Technology Center (Denver, Colo.). Division of Mining Information Systems
• 1 Tennessee Coal, Iron, and Railroad Company. Coal Mines Works
• 1 United States. Mining Enforcement and Safety Administration
• 1 Wyoming. State Coal Mine Inspectors

• 14 English

• 11 United States
• 1 Alabama
• 1 Wyoming

• 13 Periodicals
• 8 Statistics
• 1 Abstracts
• 1 Case studies

Limit year range