Inch. 6 0.54 inch. 5 0-41 inch. 6 0.27 inch. 7 0.52 inch. 8 0.45 inch. 9 0.21 inch. 10 0.29 inch. 11 0.16 inch. Comparing the pull of the excellent electrodynamic measurements of Wilhelm Weber, which are heavily drawn upon by the assumption of knowledge as best I have been for months in.