1175(6) Ha3molytic streptococci were found in 42% of all the cases admitted. The greatest number of these cases followed a normal delivery. Anaerobic streptococci were found in at least 25% of all cases admitted, and were grown from the blood of ten cases. -Unlike the cases infected by haemolytic streptococci, every one of these ten cases followed a complicated labour.(7) Drainage of the infected uterine and vaginal tissues, and of the uterine cavity, by the intermittent application of glycerine, has formed the basis of our treatment. With such treatment together with good nursing, in the open air as much as possible, a large proportion of the cases have made a good recovery.(8) Organic arsenicals, particularly metarsenobillon, have been employed in 32 of the more severe cases. MIost of the cases of localized infection have done very well but we cannot be certain whether the treatment has helped to prevent the development of peritonitis and septicaemia. In the peritonitis cases arsenicals appeared to have no influence and in the septicoemic group we have been unable, except in one or two instances, to sterilize the blood-stream, probably because most of them are being constantly reinfected from septic clots in large veins. There is at present no specific treatment which can be relied upon to control these infections.(9) Very early drainage of the peritoneum in the cases of peritonitis, and late drainage (if required) of the cellulitis cases, seem to promise the best results.