Ray, R. M. <br/><br/>
Evaluation of small, color-changing carbon monoxide dosimeters 
Ray, R. M.; Armstrong, F. E.; Carroll, Herbert B. 
 - Washington  Bureau of mines  1975 
 - 21 p. 
 - RI 8051 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINERIA<br/>MINING
<br/><br/><label>Subjects--Index Terms: </label>GASES DE MINA DOSIMETROS MINE GASES DOSIMETERS 
<br/><br/><label>Universal Decimal Class. No.: </label>622