ONLY 25 minutes away from Manhattan lies Mount Vernon, N.Y., a highly segregated suburb of 80,000 people, divided starkly into black and white worlds by an east-west railroad track. It could well be the kind of community that Senator Ribicoff had in mind when he complained of racial hypocrisy in the North.
Blacks have been steadily moving into Mount Vernon since the end of World War II. They formed 11% of the population in 1950 and now account for 35%. Since the city has only one high school, it is integrated. But the white community has persistently and bitterly opposed integration of...