in her thirteenth year. For the last two years she has been subjected to a variety of treatment, and even up to the day on which I saw her, fully believed herself to be a martyr to rheumatism. Early in 1867, and about a year after child-birth, she began to experience short sharp pains in the right leg, but the limb did not swell, neither was there any pyrexial disturbance, no single joint has e...