Manufacture of cement and sulphurie acid from calcium Sulphate 

 - New  York United Nations U. S. A.    1971 
 - "viii, 86p."  cm. 
<br/><br/><label>Standard No.: </label>92262 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cement Industry
<br/><br/><label>Dewey Class. No.: </label>"X9(D35), L1"