Sewing screw; decorated with an acorn and a fish. The object is cast and embossed and then partially punched; worked and engraved. It consists of four parts: the screw with ek closes. The handle and the knob; the table clamp; the railing; the fish. The handle and knob of the screw are decorated. The table clamp consists of two acorns; which are connected to each other with an S-shape and four leaves. The balustertje is soldered on the top leaf; which forms one whole with the mouth part of the fish. A spring is arranged in this animal so that the mouth is closed. There is a hole in the upper glans of the table clamp; with a thread on the inside.; anonymous; Northern Netherlands; c. 1700 - c. 1800; copper (metal); engraving; h 19.8 cm d 7.0 cm