U.S. EMBASSY IN IRAN ADVISES DEPARTURE OF ALL DEPENDENTS
William H Sullivan, US Amb to Iran, recommends that Amers leave country because of growing fuel shortage, which he fears might lead to mob violence; says strike by Iranian oil workers has caused production to fall to 225,000 bbls a day from normal level of around 6 million bbls a day; illus of family of Texaco employee at airport (M)