All over the U.S., magazine readers will see this month a full-page advertisement filled with close-set type and headed "The Land of Unborn Babies." After describing the scene from Maeterlinck's The Blue Bird, in which the unborn await the stork, the copy comes down to earth: "Thousands of babies die needlessly every year . . . The ground has hardly been broken for the nation's only safe foundationhealthy babieseach of whom must have its rightful heritagean Even Chancea healthy body."
When that advertisement was first published by the Metropolitan Life Insurance Co. 30 years ago, 76 of every thousand babies born in...