A nursery school teacher was delivering a station wagon full of kids home one day when a police patrol car zoomed past.
Sitting in the front seat of the patrol car were Henry and a Dalmatian dog. The children fell to discussing the dog's duties.
"They use him to keep crowds back," said one youngster.
"No," said another, "he's just for good luck."
A third child brought the argument to a close. "They use the dog," she said firmly, "to help henry find the police office .