Imagine, for a moment, what it must have been like in the birthing chambers of the 17th and 18th centuries. While most births went according to plan, there could be difficult cases--the baby might be turned wrong, the mother's pelvis might be too narrow: the complications could be endless. Where would the midwife turn? There were no lying hospitals at this time, and no emergency squad. At best, a midwife might turn to the surgeon--not to save the infant, generally, but to save the mother (often at the expense of the child). As a result, no one wanted to...