For Americans, nondriving Sundays are still a novelty; for many Europeans, they already are part of the regular round of life. Over the past month or so, six European countriesBelgium, The Netherlands, West Germany, Switzerland, Italy and just this week, Denmark have flatly forbidden all Sunday driving, except for cars owned by diplomats, doctors, taximen and a very few others.
Although nothing that drastic is planned in the U.S., the Nixon Administration does intend to convert the present voluntary ban on Sunday gasoline sales into a mandatory prohibition once Congress passes the...