O'Neill, Hugh,  1899- <br/><br/>
Hardness measurement of metals and alloys / 
Hugh O'Neill. 
 - 2nd ed. 
 - London :  Chapman & Hall,  c1967. 
 - xvi, 238 p. 
<br/><br/> Previous ed. published as "The hardness of metals and its measurement" 1934. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metals--Testing.<br/>Hardness--Testing.
<br/><br/><label>Dewey Class. No.: </label>620.166  / O58