Manual of steel construction 
American institute of steel construction 
 - 7th ed. 
 - New York:  American institute of Steel Construction,  1973. 
 - various pages. 
<br/><br/> HB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Building, Iron and steel<br/>Building materials <br/>Steel, Structural 
<br/><br/><label>Dewey Class. No.: </label>691.7  / AMM