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Rectangular, thick flat base with two walls extending the length of the object and two thick walls of the same height extending half the width. The unconnected long wall is pierced horizontaly in two places near the middle, one piercing containing a short bronze (?) pin, and bored vertically in two places, one near each end, each containing a fragment of a lead (?) pin or nail. The two short nails (extending the width of the object) are also bored vertically and contain fragments of lead? pins or nails.