6 CONTENTS. 



Page. 

 The urine-^-Continued. 



Volume, specific gravity, and total solids 1 66 



Traces of albumin 197 



Microscopical examinations 199 



Metabolic processes ^ 212 



Nitrogen 212 



Balance 212 



Percentage eliminated 216 



Phosphoric acid - - 219 



Balance 219 



Percentage eliminated 225 



Fat 229 



Balance 229 



Percentage eliminated , 231 



Calories < 233 



Balance 233 



Percentage eliminated 235 



Solids balance 238 



Summary of results 244 



General conclusions 250 



Necessity of mineral substances in the blood 250 



The argument de jmnimis 251 



Effect of boric acid and borax upon general health , 253 



APPENDIX.. 



Tables showing balances of food elements 256 



Explanation 256 



Nitrogen tables 260 



Phosphoric-acid tables 307 



Fat tables 354 



Calories tables 387 



Solids tables 423 



Samples of record and calculation forms ; 462 



Estimate of work invol ved 474 



References to headings, by series 475 



List of tables.. 475 



ILLUSTRATIONS: 



TEXT FIGURE. 



FIG. 1. Apparatus for drying feces 26 



CHARTS. 



2. Daily and average body weights for Series 1 97 



3. Daily and average body weights for Series II 98 



4. Daily and average body weights for Series III 99 



5. Daily and average body weights for Series IV 100 



6. Daily and average body weights for Series V 101 



7. General average of body weights for entire experiment 101 



8. Albumin in urine . . 198 



