Crosby :   nozzle relief valves 

 - First Edition. 
 - 61 pages ;   24 cm. 
 - Instruction book ;   No. 20. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Installations.<br/>Maintenance.<br/>Nozzles.
<br/><br/><label>Dewey Class. No.: </label>621.84  / C949