Section 257.180 - Oath of trustees - organization - seal, records, meetings, quorum1. Each trustee, before entering upon his official duties, shall take and subscribe to an oath before a suitable officer that he will honestly, faithfully and impartially perform the duties of his office, and that he will not be interested directly or indirectly in any contract let by the district, which oath shall be filed in the office of the clerk of the court in the original case.2. The board of trustees shall choose one of their number president of the board, and shall elect some suitable person secretary, who may be a member of the board or a paid employee.3. The board shall adopt a seal, and shall keep a record of all its proceedings, minutes of all meetings, certificates, contracts, bonds given by employees and all corporate acts, which shall be open to the inspection of all interested parties.4. The trustees shall hold their meetings at such place and times as they may designate within the district. A majority of the trustees shall constitute a quorum, and a concurrence of a majority of those present in any matter within their duties shall be sufficient for its determination.