The relation of coal characteristics to liquefaction behavior. 

 - [Washington, D.C.,  197-?-] 
 - v. 
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<br/><br/> Quarterly technical progress reports.  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal liquefaction.
<br/><br/><label>Gov. Doc. Class. No.: </label>E 1.28:FE-2494-