Guide for safety in the chemical laboratories 

 -  1954 
<br/><br/><label>Standard No.: </label>67762 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECONOMICS
<br/><br/><label>Dewey Class. No.: </label>X9F:9455, J4