Ewalt, Harry Ward,  1907- <br/><br/>
Optometry, 
by H. Ward Ewalt, jr. 
 - Boston, Mass.,  Bellman publishing company, inc.  [1946] 
 - 31 p.  23 cm. 
 - Vocational and professional monographs.  No. 61 .
<br/><br/>Bibliography: 31. 
<br/><br/><label>LCCN: </label>sg 46000303  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optometry--Vocational guidance.
<br/><br/><label>LC Class. No.: </label>HF5381  / .V53 no. 61