SECT. 2] 



AND WEIGHT 



381 



stages of development. Jackson, who adopted the Minot method 

 of measuring the growth-rate, concluded that the rate was 9999 per 



a) 

 E 



o 

 > 



E 

 o 



<4- 



© 



E 



j3 



CO 

 0) 



(0 



E 



o^ 



c 



X) 



j: 



3250 



3000 



2750 



2500 



2250 



2000 



1750 



.1500 



1250 



1000 



750 



500 



250 



50 75 1( 



125 150 175 200 225 250 275 

 Age in Days 



Fig. 32. 



cent, for the first month, 74 for the second month, and 11 for the 

 third month. This was in general agreement with the point of view 

 taken by Miihlmann, and Jackson emphasised it further by showing 

 that, if the weight of the embryonic membranes and fluids was taken 



