Durability of concrete exposed to natural weathering 

 - Waterways experiment station  Mississippi  1950 
 - 50 p.                                                                                                                                                                                                           ILL, Fig., Table 
<br/><br/><label>Nat. Bib. No.: </label>187 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Universal Decimal Class. No.: </label>624.075  / DUR