Harvard Project Physics. <br/><br/>
An Introduction to physics :  motion in the heavens / 
[Harvard Project Physics]. 
 - New York :  Holt, Rinehart,  1968. 
 - iv, 138 p. :  ill. 
 - Project physics text ; 2  2 .
<br/><br/> Vol. 2 : Motion in the heavens. 
<br/><br/><label>ISBN: </label>0030734401 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics.