Harvard classics :  scientific papers /  Vol 38. 
Edited by Charles W Elliots. 
 - New York :  P. F. Collier & Sons,  c1937. 
 - 440 p. 
<br/><br/> includes introductions and notes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>The harvard classics.
<br/><br/><label>LC Class. No.: </label>PN6013  / .E53