Section 1. In all counties in this State having a population of not less than fifty thousand, nine hundred and fifty (50,950) nor more than fifty-one thousand, one hundred (51,100), all counties having a population of not less than thirty-four thousand (34,000) nor more than thirty-five thousand (35,000), and all counties having a population of not less than twenty-nine thousand, two hundred and twenty-five (29,225) nor more than twenty-nine thousand, two hundred and forty (29,240), according to the last preceding Federal Census, the County School Trustees shall hold meetings once each quarter on the first Monday in August, November, February, and May, or as soon thereafter as is practicable, or such meetings may be held on the first Monday in each month and at such other times when called by the President of the Board of County School Trustees or at the instance of any two (2) members of such Board and the County Superintendent. The meeting place shall be at the county seat, and, if convenient, in the office of the County Superintendent. Each Trustee shall be paid Four Dollars ($4) per day for the time spent in attending such meetings, not to exceed twenty-five (25) days in any one year, to be paid out of the State and County Available School Fund by warrant drawn on the order of the County Superintendent and signed by the President of the Board of County School Trustees, after approval of the account, properly sworn to by the President of the Board of County School Trustees.