168 Hall on the Staining of Wood, and 
try for that purpose, with which I am acquainted. Care 
‘should be taken that the dye be not too much concentra- 
ted ; when this happens, the color is far less bright and deli- 
cate ; and igptecbes nearer to orange. Itis hardly ne- 
On Medical Electricity. 
_ Since I have taken upon me to write, I will add some- 
' on another subject. Soon after the general proper- 
ties of electricity were discovered, and attention to them 
had become fashionable, it was suspected to possess medic- 
al virtues of great value, and of extraordinary character. 
Essays to prove those virtues were accordingly made, and 
with exactly the success which might have been anticipated 
from peculiar eharacter of the electric fluid, and the 
_ peculiar propensity of mankind to form, in the first instance, 
high-wrought expectations from something new and striking 
to the senses; and then to vibrate to the opposite extreme, 
has been placed on the medical properties of the electric 
fluid in any ease. As the truth, however, is oftener found 
tain; and cannot but regret that trial of them is not oftener. 
d to patients by way of shocks. 
used by way of insulating the patient, and then extracting 
: “ ; pe 
