Sec. 4. The secretary shall record all proceedings of the board; read the minutes of the preceding meeting, or meetings, at each regular meeting; keep a detailed account of receipts and expenses; report the same to the board monthly; file all communications, vouchers, and other papers; certify all bills that have been recommended for payment by the board; transmit all resolutions and recommendations that may require it to the board of education or the proper committee thereof; prepare an annual report of receipts and expenses; and perform such other duties as the board may require. ARTICLE V COMMITTEES Section 1. The standing committees of the board shall be a finance committee, a book committee, and a committee on building and grounds, each to consist of three members, to be named by the president at the regular meeting in February of each year. Sec. 2. The finance committee shall certify to the correctness of all bills and pay-rolls before their presentation to the board; require a voucher for all expenses; see that the accounts are properly kept; aid the president in making up his annual estimates; verify the fiscal reports of the secretary and librarian; and look after the financial affairs of the board generally. Sec. 3. The book committee shall be consulted by the librarian in the selection of all books, magazines, newspapers, etc.; prepare the rules for the management of the library; supervise the cataloging, labeling, and shelving of the various publications; have general charge of the book rooms; suggest suitable persons for employes (except the janitor and his assistants), and fix the duties of the same; require a list of all gifts, purchases and losses to be kept by the librarian, and verify his monthly and annual statements of the same. Sec. 4. The committee on building and grounds shall purchase and take charge of the furniture and fixtures in the Library building; look after all matters pertaining to the building and grounds (inclusive of sidewalks, lawns, heating, lighting, and ventilation), and suggest the proper persons to serve as janitor and assistants to the same. They shall require all parts of the premises to be kept in a neat, clean, and creditable condition, and report all defects that require repair or remedy. ARTICLE VI EXPENDITURES Section 1. Unless otherwise ordered by the board, no indebtedness shall be incurred without the previous approval of the proper committee. Sec. 2. No committee shall authorize an expense of more than $25 in any one month without having secured the sanction of the board in advance. Sec. 3. No bill shall be recommended to be paid by the board until it has been approved by the proper committee in writing. Sec. 4. All bills recommended for payment by the board shall be certified by the president and secretary.