American Veterinary Review, 
JUNE, 1885. ' 
EDITORIAL. 
CONTAGIOUS PLEURO-PNEUMONIA. 
However gratifying and desirable it might be truthfully to 
deny or ignore the fact of the presence and extension of this cat¬ 
tle pest, we grieve to say that it has ceased to be in our power to 
do so. Until a recent period the disease seemed to be disposed 
to limit its ravages within a comparatively moderate geographical 
boundary, and altogether to miss the conditions which seemed 
necessary to enable it to scale the mountain barrier of the Alle- 
ghanies. But reports are almost weekly reaching us of its ap¬ 
pearance at various points in the Western States, in a form more 
or less virulent, and with results correspondingly serious. 
The infected district can no longer be defined as circumscribed 
by State lines, and the former list, comprising New York, New 
Jersey, Pennsylvania, Maryland and Virginia, must now be en¬ 
larged by the addition of Ohio, Kentucky, Tennessee, Illinois, 
and Missouri. Nor can we stop with this enumeration, for unless 
the information which reaches us from private sources shall prove 
to be entirely unreliable, the names of several other Western 
States must soon still further enlarge the catalogue. 
The agricultural papers furnish weekly or monthly reports on 
the subject, with the localities where the outbreaks occur, and 
keep us well informed of its history, with the various measures 
