GREEN PORT, NY -- Four youths, including the teen-aged son of Actress Joan Crawford, are in trouble with police as a result of an alleged joyride with air rifles during which a girl was injured slightly.

Arraigned were Christopher Crawford, I5, Thomas Spector, 16, Taylor Jester Jr., 23, and Jans Visker, 16. Crawford was charged with juvenile delinquency. The other three were charged with malicious mischief.

Police gave this account: The four youths went for a ride Thursday night. With air rifles they broke windows and street lights. One pellet struck Jane Raymond, 14, and chipped a front tooth. Her parents called authorities, and the youths were arrested late that night.

Young Crawford was released after arraignment in custody of Dr. Earl Loomis, a child psychiatrist with whom he has been staying.

LINDENHURST,  NY — Christopher Crawford, 15-year-old adopted son of Actress Joan Crawford, has been sent to a private school for delinquent and disturbed children.

Children’s Court Judge Franklin T. Voelker said action was taken at the request of Miss Crawford and her husband, Alfred N. Steele, president of Pepsi-Co.