DISEASES OF THE SKIN AND SUB-TISSUES 285 
No. 31. Nitrate of potass (saltpeter)....... eoee 2 on. 
Water saci e oie tie guaiey bie 04:60 eile eisie 1 pt. 
Glycerine........... SBN CARR eece oye: 8 rb ase 4 on. 
Every time the solution was applied, the parts were dusted with 
pulverized charcoal. This charcoal, completely covering the 
abraded parts, and being a good antiseptic, had an excellent effect 
in excluding atmospheric air, and in correcting feted odor. J 
administered, as an alterative, to correct the morbid habit, 
No. 32. Iodide of potass.....ceessecseseeeoee 20 pr. 
Salphursc cca cccc ce vcee seen seessieas 4 dri 
Powdered sassafras bark....... tyes ate lars 2 dr. 
Gentian......-..6. <cole ahi Sonal Srain ene dae @terate 1 dr. 
These were mixed in food, and the same quantity was given 
during a period of four days, and the dressings were also contin- 
ued. On the fifth day the animal had very much improved, stood 
fair on the foot, and seemed to suffer but very little pain. The 
limb was somewhat swollen, partly from want of use, and other- 
wise from slight effusion into the cellular tissue. I discontinued 
the medicine, and ordered the following mixture, to be applied 
twice daily: 
No. 33. Pyroligneous acid.....e.-eee.ees 
Coal oll... cceeeesnes aoe see Reisen \ equal parts. 
After each application the charcoal was reapplied. 
The following case serves to illustrate that the virus of grease 
can be transmitted from horse to man: 
Transmission of the Virus of Grease from the Horse to Man.— 
Dre. Maunoury and Picuor have published an interesting series 
of experiments, tending to prove the identity of grease and cow- 
pox. This doctrine, which was always maintained by JENNER, 
has received confirmation from the observations of Lox, GoDINE, 
and others. The following is a summary of the facts, related by 
Drs. Mavnoury and PicHoT: 
“Francis Barthelemy B——, aged twenty-eight, of lymphatic 
temperament, a farrier, presented himself to Dr. Pichot on the 
5th of March, 1856. He had not been vaccinated. On the backs 
of his hands, which were red and swollen, were several confluent 
opaline pustules, depressed in their center, and having all the 
appearance of vaccine pustules of the eight or ninth day. The 
inflarmation with which the pustules were surrounded had ap- 
