The Bank may sell, in such manner as the directors deem fit, any share on which the Bank has a lien or any debenture in respect of which payment is due, but no sales shall be made until the expiration of fourteen (14) days after a notice in writing, demanding payment of such part of the amount in respect of which the lien exists as is presently payable or of the amount due on the debenture, has been given to the registered holder or allottee for the time being of the share or debenture or the person entitled thereto by reason of succession-in-title, liquidation or deregistration.