The boundary line between the state of New York and the state of Vermont shall be and hereby is fixed as follows: Beginning at a stone bound standing on the easterly slope of a hill, in latitude forty-two degrees forty-four minutes forty-five and two hundred one thousandths seconds north, longitude seventy-three degrees fifteen minutes fifty-four and nine hundred four thousandths seconds west from Greenwich, a point in the southerly line of the state of Vermont; thence the line runs on a bearing