ON THE EXTERNAL CAUSES OF DISEASE. 551 
injection in the angle within the nasal orifice. Continue the gruel. 
Give a fever ball with antimonial powder instead of emetic tartar. 
6 p.M. —Pulse 80; extremities rather cold. 
On being offered a little grass that had been cut from one of 
the borders of the garden, he ate it greedily. More was ordered 
to be procured. Give ball as before. 
20^/i, 8 a.m. —Pulse 80, soft and more regular; extremities 
still rather cold : ate a little more grass ; ordered him to be sup¬ 
plied with it, and the gruel to be discontinued. Give alterative 
ball. 
5 p.M. —Improving, pulse 74; a slight discharge, of a muco¬ 
purulent character, from the left nostril; has eaten a little hay; 
extremities warm: give ball as before. 
2\stj 8 A.M. —Improving; pulse 70; extremities comfortable ; 
continues to feed a little ; ball as before. 
22c?.—The discharge from the nostril had increased until this 
morning, and is now succeeded by swelling of the eyelids, red¬ 
ness of the conjunctival membrane, and a considerable flow of 
tears; but the horse eats with greater appetite, and the pulse has 
fallen to 60, with an intermittence of one pulsation every thirtieth 
beat. Bathe the eyes with warm water, and give ball as before. 
23c?, A.M. —The swelling of the eyelids has subsided, and the 
eyes have cleared up. The intermittence is now at every tenth 
pulsation, but the horse improves, feeds fairly, and lies down 
and rolls as he was accustomed to do when in health. Give 
cordial diuretic ball. 
2-ith .—The intermittent pulse has ceased, and the horse ap¬ 
pears to be doing well. He was occasionally visited afterwards, 
and then struck off the sick list. 
THE VETERINARIAN, OCTOBER 1, 1833. 
Ne quid falsi dicere audeat, ne quid veri non audeat.— Cicero. 
ON THE EXTERNAL CAUSES OF DISEASE. 
[Aerial Poisons, &c. &c. continued from page 370.] 
jBj/Afr. W. F. Karkeek, F.5., Truro. 
Silvis ubi passim 
Pallantes error certo de tramite pellit 
llle sinistrorsum, hie dextrorsum abit, unus utrique 
• Error, sed variis illudit partibus. lion. 
Ira period should ever arrive when the human mind will be 
enabled to deduce an entire series of conclusions from the facts 
