In Manhattan's big and fancy Waldorf-Astoria Hotel last week, General Motors opened the biggest and fanciest auto show of the new season. On the first day, 50,000 people crowded around the 38 shiny models, gawked at the musical review designed to show 50 years of motor history, were buttonholed by hustling salesmen with the old prewar invitation: "See how it feels behind the wheel."
But there was one difference between this and prewar shows: all the cars not only seemed to resemble each other, but also looked quite a bit like those put out by other manufacturers (see cuts). The...