636.5 
C3A5f 
FACTORS INFLUENCING THE SIZE, SHAPE 
AND PHYSICAL CONSTITUTION OF THE 
EGG OF THE DOMESTIC FOWL 
BY 
MAYNIE R. CURTIS 
AN ABSTRACT OF A THESIS SUBMITTED IN PARTIAL FULFILLMENT 
OF THE REQUIREMENTS FOR THE DEGREE OF DOCTOR OF 
PHILOSOPHY IN THE UNIVERSITY OF MICHIGAN 
ORONO, MAINE 
1914 
