MOHR AND REDWOOD S PRACTICAL PHARMACY. 
Fig. 17. 
JTO 
"Fig. 16, represents a sec 
tion of the pharmaceutical 
stove, through the fire place 
and boiler. It shows the ar- 
rangement by which steam 
and other vapours are allow- 
ed to pass up the chimney, 
while the soot is prevented 
from falling down. This ar- 
rangement consists of two 
plates of iron, fixed as repre- 
sented at H, one against the 
back, and the other against 
the front wall of the chim- 
ney. 
"This pharmaceutical stove 
will thus admit of many use- 
ful applications, even when 
constructed in the most sim- 
ple and inexpensive manner, 
with the water-joint valve. 
If, however, the joints be all 
made tight, and a safety- 
valve, capable of sustaining 
Section of Pharmaceutical Stove, a pressure of three or four 
a. The fire-place. pounds to the inch, be attach- 
b. The flue passing under the top, . . , , , , 
plate of the furnace. t0 ll > » would be SUCeptlble 
c. The flue passing under the boiler, of still further appliances. 
d The boiler 
e. The steam-pipe with the branch I. ^ ne steam generated in the 
f. The air channel leading to the boiler, which cannot be forced 
dryincr closet. *u u • u 
g. The communication between the through pipes, so as to be 
drying closet and the ash-pit. fully available for use, unless 
the furnace might, under the arrange- 
ments now contemplated, be used for making decoctions, 
warming a drying closet, supplying distilled water, and 
11* 
