Manual of steel construction. 

 - 7th ed. 
 - New York : American Institute of Steel Construction,   1973. 
 - 1 v. (various pagings) :   ill. ;   24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Building, Iron and steel-- Tables.<br/> Steel, structual<br/> Steel
<br/><br/><label>Dewey Class. No.: </label>624.182