American Society for Testing and Materials   <br/><br/>
Directory of testing laboratories: Commercial and institutional  (Book) 

 - Philadelphia  America Society Testing and Materials  1969 
 - 28 p.  29 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Testing laboratories--United States--Directories
<br/><br/><label>Universal Decimal Class. No.: </label>620.1:061.6(058.7) DIR  / 12514