Section 1708 - Regular meetings; visitation of schools1. It shall be the duty of each board of education elected pursuant to the provisions of this article to have a regular meeting at least once in each quarter.2. Each board shall appoint one or more committees, to visit every school or department under its supervision and such committee or committees shall visit such schools at least once annually, and report at the next regular meeting of the board on the condition thereof.3. The meetings of all such boards shall be open to the public, but said boards may hold executive sessions, at which sessions only the members of such boards or the persons invited shall be present.