THE EASTERN CAMPAIGN. 
251 
has taken place as a guarantee that dependence is to be 
placed upon them ? 
So thoroughly satisfied am I that the oxalate of lime 
generally is to be found in the urine of the healthy horse 
before any decomposition of the fluid has taken place, that I 
shall never again see the name of Professor Fraas in con- 
nection with the veterinary profession without grave doubts 
creeping into my mind respecting the correctness of his 
opinions on such matters. 
It is a well-known fact, that until Dr. Golding Bird drew 
the attention of the medical world to the frequent presence 
of oxalate of lime in human urine, very few persons would 
believe in its existence ; but since the microscope has been 
brought to the present state of perfection, a drop of urine 
placed between two glass plates renders the fact undeniable 
if the salt be present. And as an instrument possessing eye 
pieces and objectives of the very best description, may now 
be had of Smith and Beck for <£15, it is to be hoped that 
the day is not far distant when no member of the profession 
will be without one. 
THE EASTERN CAMPAIGN. 
By Thomas Walton Mayer, M.R.C.V.S., Royal Engineer 
Field Equipment. 
( Continued from p. IS 8.) 
THE MURRAIN. 
Having effected an arrangement by which a separation 
was made between the bullocks that appeared healthy, and 
those that might be suspected diseased, I proceeded carefully 
to examine the whole number, and withdrew about twenty, 
labouring under the following symptoms : — An uneasy and 
restless look about the eye, muzzle dry, grating of the teeth, 
staring coat, pulse slightly accelerated and wiry, respiration 
regular, appetite indifferent, faeces scanty, constipated, and 
covered thickly w 7 ith mucus. 
Before some of these animals could be removed to the 
portion of ground set apart for them, they Mere seized with 
trembling, and spasmodic twitchings of the muscles of the 
extremities, and then fell dow 7 n, with head stretched out, as if 
