APPENDIX A 149 centum. Such funds may be withdrawn from the treasurer of said board of trustees, and all other postal savings funds, or any part of such funds, may be at any time withdrawn from the banks and savings depository offices for the re payment of postal sayings depositors when re quired for that purpose. If at any time the postal savings deposits in any State or Terri tory shall exceed the amount which the qualified banks therein are willing to receive under the terms of this act, and such excess amount is not required to make up the reserve fund of five per centum hereinbefore provided for, the board of trustees may invest all or any part of such ex cess amount in bonds or other securities of the United States. When, in the judgment of the President, the general welfare and interests of the United States so require, the board of trus tees may invest all or any part of the postal savings funds, except the reserve fund of five per centum herein provided for, in bonds or other securities of the United States. The board of trustees may in its discretion purchase from the holders thereof bonds which have been or may be issued under the provisions of section ten of the act of June twenty-fifth, nineteen hundred and ten. Interest and profit accruing from the deposits or investment of postal savings funds shall be applied to the payment of interest due to postal savings depositors, as hereinbefore provided, and the excess thereof, if any, shall be covered into the Treasury of the United States as a part of the postal revenue: Provided further, That postal savings funds in the treas ury of said board shall be subject to disposition as provided in this act, and not otherwise: And provided further, That the board of trustees may at any time dispose of bonds held as postal savings investments and use the proceeds to All funds available for repayment of depositors. Excess deposits in any State may be invest ed in United States bonds. All funds ex cept reserve may be in vested by di rection of the President. Board of trus tees may pur chase postal savings bonds from holders. Interest and profit applied to payment of interest. Excess to be covered into postal reve nue. Unauthorized disposition of funds forbid den. Disposal of investment bonds to meet withdrawals.