The Commissioners of Her Majesty's Treasury may at any Time hereafter, by "Warrant addressed to the Governor and Company of the Bank of England, direct them to cancel any Amount the said Commissioners may think fit, not exceeding in the whole Three million Pounds of the Capital Stock of Annuities standing in the Names of the said Commissioners for the Reduction of the National Debt to the Account intituled " The Account of unclaimed " Dividends, pursuant to Acts Fifty-sixth George the Third, [56 G.3. c. 60.] Chapter " Sixty, and Eighth and Ninth Victoria, [8 & 9 Vict. c. 62.] Chapter Sixty-two," and upon such Cancellation being effected all Dividends payable on the cancelled Stock shall cease from and after the last Day on which they were due previous to such Cancellation.