Medicine: Not Quite Twins

Mrs. Cecil Hartley, 27, wife of a laborer in Washington, Ind. (pop. 10,987), had borne four normal girls (three still living). Then, during her fifth pregnancy, something went wrong. An embryo began to divide into what should have become identical twins, but the separation was never completed. When Margaret Hartley's time came, the doctors could not complete a normal delivery. Since they could detect heartbeats, it was their duty to give the fetus every chance of entering the world alive. So Dr. Vance Chattin did a Caesarean section.

The offspring proved to be what medical archivists call a monster, a boy (or...