Tuesday, May 24, 1904.

Breakfast.—Orange 100 grams, rolls 37 grams, rice 50 grams, syrup 25 grams, coffee 125 grams, sugar 21 grams, cream 50 grams.

Lunch.—Bread 77 grams, cream of celery soup 125 grams, mashed potato 270 grams, tomato sauce 50 grams, farina croquette 191 grams, syrup 78 grams, coffee 75 grams, cream 20 grams, sugar 7 grams.

Dinner.—Bread 49 grams, tomato soup 200 grams, French fried potato 200 grams, spinach 50 grams, farina croquette 276 grams, syrup 100 grams, coffee 100 grams, sugar 14 grams, cream 50 grams.

Food.Grams.Per cent Nitrogen.Total Nitrogen.
Orange100×0.20=0.200grams.
Bread rolls37×1.64=0.607
Rice50×0.36=0.180
Syrup25×0.024=0.006
Coffee125×0.06=0.075
Sugar21×0.00=0.000
Cream50×0.45=0.225
Bread77×1.66=1.278
Celery soup125×0.48=0.600
Mashed potato270×0.26=0.702
Tomato sauce50×0.23=0.115
Farina croquette191×0.74=1.413
Syrup78×0.024=0.019
Coffee75×0.06=0.045
Cream20×0.45=0.090
Sugar7×0.00=0.000
Bread49×1.82=0.892
Tomato soup200×0.19=0.380
French fried potato200×0.46=0.920
Spinach50×0.54=0.270
Farina croquette276×0.76=2.098
Syrup100×0.024=0.024
Coffee100×0.06=0.060
Sugar14×0.00=0.000
Cream50×0.45=0.225
Total nitrogen in food10.424grams.
Total nitrogen in urine6.390
Fuel value of the food3229 calories.

NITROGEN BALANCE.—Mendel.

Nitrogen
Taken in.
Output.
Nitrogen in Urine.Weight of Fæces (dry).
May188.668grams.6.06grams.14grams.
196.4747.1739
206.6916.3330
218.3456.7883contain 6.06% N=5.03grm. N.
227.0155.70
239.7265.7538
2410.4246.3957
95contain 5.76% N=5.47grm. N.
10.50grm. N.
57.34344.18+10.50grams nitrogen.
57.343grams nitrogen.54.68grams nitrogen.