22 



T.\BLE 5. — Re.'iiilt.'t of digestion experiment No. 469. 



During this experiment the subject eliminated 4,535 grams urine, 

 containing 62.94 grams nitrogen. The average nitrogen balance per 

 day was therefore as follows: Income in food 17.87 grams; outgo in 

 urine 15.74 grams; and in feces 1.81 grams; implying a gain of 0.32 

 gram nitrogen, corresponding to 2 grams protein. 



DIGESTION EXPERIMENT NO. 470. 



Kind of food. — Milk, and bread made from Oregon entire-wheat 

 flour. 



Subject. — Man No. 2. University student employed about two hours 

 per day at miscellaneous manual labor; walked about 2 miles daily. 



Weight. — At the beginning of the experiment 159.25 pounds; at 

 the close 158.5 pounds. 



Duration. — Four days, with twelve meals, beginning with breakfast 

 March 11, 1903. 



Table 6. — Results of digestion e.vperiment No. 470. 



