FLUTED ON THE FACES.
203
outer and inner sides have been hollowed from the point, as far as the perforation. The faces have each four parallel grooves worked in them, so that they are, as it were, corrugated into five ribs, extending from
Fig. 132.—Wollaton Park. 12
near the edge to opposite the centre of the hole. The hollows on the sides also show two slight ribs parallel with the faces of the blade, the angles of which are rounded. The shaft-hole tapers slightly in both directions towards the centre, where it is about 138 inch in diameter.