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 its anterior part; whilst the inner line also takes an outward direction. The "waist" between the heel and the sole is thus curved outwards, whilst in a straight



shoe it is perfectly symmetrical. The straight line in front of the heel forms a right angle with the beginning of the curve. The two kinds of sole, although apparently different, are essentially the same, as is made clear by reference to the adjoining Figure (8), in which the one sole is laid over the other.

The point of the sole may be made broad or narrow, as fashion dictates.