Arnspiger, Varney Clyde,  1896- <br/><br/>
Measuring the effectiveness of sound pictures as teaching aids / 
by Varney C. Arnspiger 
 - Columbia University, New York :  Teachers College,  1933 
 - 156 p. :  ill. ;  22 cm. 
 - Contributions to education  no. 565 .
<br/><br/> 'The present study is ... in the fields of natural science and music in grades 5 and 7, respectively.'--p. 9.  Issued also as thesis (Ph. D.) Columbia University. 
<br/><br/>Bibliography: p. 95; Bibliography at end of'Typical unit of instruction ... for the unit amphibian' (p. 106-107) 
<br/><br/><label>ISBN: </label>0404555659 
<br/><br/><label>LCCN: </label>71-176524 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motion pictures in education<br/>Sound motion pictures<br/>Natural history--Study and teaching<br/>Music--Instruction and study