Last week when whooping cough was at its seasonal peak, Johns Hopkins University Medical School investigators let it be known that the late Philanthropist Andrew Carnegie's only son-in-law had chosen the fight against that disease as his own first public philanthropy.
Margaret, Carnegie's only child, whom he called "Baba" and for whom he built Skibo Castle in Scotland, married Roswell Miller Jr. in 1919, when she was 22, he 24 and a Princeton undergraduate (Class of 1921). He was considered "an active man," theirs "a natural healthy union." They have four childrenLouise...