The Action of Tliyroid upon the ( )r^f{in.s of tlic While Rat 251 



Table III. — Control Male Rats fed on Bread and Milk. No. 1 received 

 IN Addition 02 grm. Fresh Ox Flesh daily. 



Table IV. — Male Rats fed on Bread and Milk with the addition of 

 0-2 grm. Fresh Ox Thyroid each daily. 



