SOUTH AMERICA. 81 



wanted repairs. Three years elapsed after arriving in First 



England, before the ague took its final leave of him. 



During that time, several experiments were made with ^''Pf \- 



^ L meiits in 



the wourali poison. In London, an ass was inoculated 

 with it, and died in twelve minutes. The poison was 1'"^^°"- 

 inserted into the leg of another, round which a bandage 

 had been previously tied a little above the place where 

 the wourali was introduced. He walked about as usual, 

 and ate his food as though ail Avere right. After an hour 

 had elapsed, the bandage was untied, and ten minutes 

 after death overtook him. 



A she-ass received the wourali poison in the shoulder, 

 and died apparently in ten minutes. An incision was then 

 made in its windpipe, and through it tlie lungs were 

 regularly inflated for two hours with a pair of bellows. 

 Suspended animation returned. The ass held up her 

 head, and looked around ; but tlie inflating being dis- 

 continued, she sunk once more in apparent death. The 

 artificial breathing was immediately recommenced, and 

 continued without intermission for two hours more. This 

 saved the ass from final dissolution ; she rose up, and 

 walked about ; she seemed neither in agitation nor in 

 pain. The wound, through which the poison entered, 

 was healed without difficulty. Her constitution, how- 

 ever, was so severely alfected, that it was long a doubt 

 if ever she would be well again. She looked lean and 



M 



