Heywood, R.B. <br/><br/>
Designing by Photoelasticity 

 - Chapman & Hall Ltd.  London  1952 
 - 414p.  COL, ILL, Fig., Chart, Table 
<br/><br/><label>Nat. Bib. No.: </label>407 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Universal Decimal Class. No.: </label>620.171.5  / HEY