Pearson, G.H. <br/><br/>
Applications of walves and fittings/ 
G.H. Pearson 
 - London:  Isaac Pitman,  c1968 
 - iv, 272 p.;  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>027341254X  £ 4.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Valves<br/>Butterfly valves<br/>Steam-pipes
<br/><br/><label>Dewey Class. No.: </label>621.84