Butler, D. B. <br/><br/>
Portland Cement :  its manufacture, testing and use / 
D. B. Butler 
 - 2nd ed., enl. ed. 
 - London :  [s.n.],  1905 
 - 8 degree. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Construction engineering<br/>Construction contracts<br/>Building
<br/><br/><label>Dewey Class. No.: </label>130