114 DADD’S VETERINARY MEDICINE AND SURGERY. 
PLAN OF A VAPOR BATH USED IN THE TREATMENT OF LUNG AFFECTIONS. 
EXPLANATION.—a, represents a boiler originally erected for the purpose of supplying the infirmarg 
with hot water; ¢, is the mzin pipe issuing from the top of the boiler receiving the steam, aud 
conducting it, when not required for other purposes, into either a flue or the open air at b; e 
and f are branch pipes from the main one (e), / being that which conducts the steam into a 
worm (kh), winding through a condensing trough (g); e. the branch pipe which conducts the 
steam (prevented by stup-cock from going in tle other direction: iuto the bath, the place of 
admission (x) being on one side, close to the floor ata point intermediate between the horse's 
fore and hind feet while standing in the bath with his head outside’ a ig the bath, being a 
horse-box, such as fs used for embarking horses on board of ship. with the addition of a lining 
of flannel, a roofiug of hoops and tilting, and curtains over the doors, front and back to pr-- 
vent the escapecf steam. The box, being placed upon wheels serves, besiles being used as a 
bath, for the transport of sick or lame horses; and, having doors at both ends, anda muveable 
platform fe ¢ the horse to walk in upon, is, in general, entered without any great d: al of unwill 
ingness. 
PsEUMONLA (INFLAMMATION OF THE Luxas). 
Infi:uumation of the lungs, known to veterinarians as pneu- 
monia, is not apt to be so prevalent among horned creatures as 
amoug horses, except, however milch cows, when they are located 
in nlthy, unventilated milking establishments. In such places 
diseases of the lungs are often fearfully prevalent, raging as an 
epizovtic, as it did a few years ago in the swill-milk establish- 
tents of New York. It makes sad bavoc when prevalent among 
a large herd that may be confined in a barn or stable of con- 
tracted proportions. All domestic animals require plenty of 
room, as well as light and pure air; for it is now pretty ciearly 
demonstrated that the pleuro-pneumonia, which appeared in 
Massachusetts, in 1860, on the premises of Mr. Chenery, arose 
there spontaneously. His barn, or rather the basement, where 
the cattle lived, was a room fifty feet square and only eight 
feet in height. The walls on the north, and 4 portion of the 
