Keene, Charles H. <br/><br/>
Physical welfare of the school child 
Charles H. Keene 
 - Boston  Houghton Mifflin Company  c1929 
 - xi, 505 p.  21 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical education and training<br/>Students - Health and hygiene<br/>Physical fitness<br/>School hygiene.