The six nations proposed verification and monitoring arrangements and offered to send a group of experts to take up with US and Soviet experts the details of the proposed arrangements. The six-nation group on nuclear disarmament, including India, called on the United States and the Soviet Union to set a new date for another summit between them and to accept a US-Soviet bilateral nuclear test moratorium. The six nations proposed verification and monitoring arrangements and offered to send a group of experts to take up with US and Soviet experts the details of the proposed arrangements. Action against rail staff assuredThe railway accident involving the Amritsar-TataNagar Express appeared to have occurred owing to failure of railway staff to observe rules regarding granting line clearance to the following train, the Transport Minister, Mohsina Kidwai, informed Parliament. In identical statements in both Houses, the Minister said administrative action has been taken against officials found negligent.