Injury experience in coal mining, 1977. 

 - [Washington, DC]  U.S. Dept. of Labor, Mine Safety and Health Administration  1979. 
 - iv, 143 p.  ill.  27 cm. 
 - Its Information report - Mine Safety and Health Administration  IR 1108 .
 - Informational report (United States. Mining Enforcement and Safety Administration)  IR 1108. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mine accidents--United States--Statistics.<br/>Coal mine accidents
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Statistics
<br/><br/><label>LC Class. No.: </label>TN 295  / .U4 1977