4.—(1) Save where otherwise provided in this Act, a bankruptcy or arrangement subsisting at the commencement of this Act shall thereafter be administered according to the provisions of this Act and the rules thereunder, without prejudice to the validity of anything duly done or suffered before such commencement.

(2) The provisions of this Act and the rules shall apply accordingly, so far as they are capable of application and subject to such modifications and adaptations as may be appropriate, as if the bankrupt had been adjudicated or the arranging debtor had been granted an order for protection under this Act.