On December 10 , 1844 , he gave a performance in Hartford , Connecticut , at which one of his audience volunteers injured his leg .
On December 10 , 1844 , he did not feel the pain because of the effects of the gas .
On December 10 , 1844 , he gave a performance in Hartford , Connecticut , at which one of his audience volunteers injured his leg , but did not feel the pain because of the effects of the gas .