The birth of quadruplets is sufficiently rare (1 in 371,126) to make of interest the following data regarding a case of this kind:
History.
—The mother, aged 36, Irish, weighed 125 pounds and was one of three children born singly. She had been married 14 years and this was her eleventh pregnancy. In all of her previous pregnancies she had gone to term with the exception of two, in which she aborted. Three of her children had been stillborn, one of these being a breech presentation.The father, aged 40, American, was one of seventeen children, all born singly.Labor was rapid and the delivery, which was exceptionally easy, occurred May 30, 1907. The weight and sex of each child was as follows: First, 2 pounds 15% ounces, female; second, 2 pounds 12 ounces, female; third, 2 pounds 15½ ounces, male; fourth, 2 pounds 15 ounces, female. None of the