SHIP WORKERS BEGIN U.S.-WIDE WALKOUT AS CONTRACTS END; Paralysis of Country's Ports Threatens -- A 'Lockout,' Not Strike, Union Chiefs Say SIT-DOWN' ORDER ISSUED NMU Spokesmen Here Absent From 8 P.M. Session Called by Federal Conciliator SHIP UNIONS BEGIN U.S.-WIDE WALKOUT
nation-wide walkout begins; union officials charge lockout as contracts end and negotiations fail; NMU orders sit-down; Union Oil Co held special target; foreign ships unaffected; West Coast status discussed