The Secretary of the said board of trustees shall keep in books provided for the purpose a full and complete record of all proceedings of the board of trustees, particularly with reference to investing of funds belonging to the said Pension and Relief Fund as hereinafter provided for, which proceedings shall be spread upon the minutes in full. He shall file and keep all correspondence of the Board and shall perform such other duties as may be assigned him by the said board of trustees, including the preparation of warrants for the various disbursements from the said fund and the keeping of an accurate record thereof.
La. Consolidated Public Retirement § 11:3467