IbO 



First trial 

 Rat # after 60 days' rent, 



7E56d' 



7B57C" 



7B58cf 12.00 



7B69d" ."56.20 



7370^ 240.20 



7P71<7 



7B72cr 



7B73cr 20.20 



7A86d" 49.80 



7Ae7ci" 52.20 



7Ae8cr 2.80 



8B36cr 31,20 



8B37d' 



eB39J 17.40 



8B10d' 25.60 



8Blld' 



7B59$ 18.00 



7B60o 26.40 



7A919 28.40 



7A929 8.20 



eE40$ 



eB169 6.00 



8B17$ 6.20 



8318$ 



eB19Q 



8Bll4$ 10.60 



8B115$ 



8BII69 6.80 



eA38Q 6.80 



93130$ 



Average 31.842 



Table IXb . Absolute Retention of Inbred, Hats, 

 Inclined Plane. 



