APPENDIX III. 



ON THE RATE OF PASSAGE OF CRYSTALLOIDS INTO 



AND OUT OF THE VASCULAR AND NON- VASCULAR 



TEXTURES OF THE BODY. 



BY HENKY BENCE JONES, A.M., M.D., F.R.S. 



From the PROCEEDINGS OF THE ROYAL SOCIETY, June 15, 1865. 



IT occurred to me that possibly, by means of the 

 spectrum, I might trace the rate of passage of 

 medicines into the vascular and n on -vascular tex- 

 tures, and prove their presence, and determine the 

 time during which they remain in action in some 

 of the tissues, far more accurately than had yet 

 been done. 



I was fortunate enough to obtain the assistance 

 of Dr. A. Dupre, who had already published a 

 paper in the Philosophical Magazine on the pre- 

 sence of lithium and strontium in the waters of 

 London ; and I am greatly indebted to him for 

 carrying out all the suggestions which I thought 

 requisite for proving how soon the salts of lithia 

 pass into the different vascular and non-vascular 

 textures of animals and of man, and how quickly 



