Dating antique furniture

Posted by / 13-Oct-2020 13:01

And the overall shape of the entire screw is cylindrical rather than tapered, as is the case in modern screws.Because of the individual nuances and variables in the handwork process, no two handmade screws are identical.In most cases the head is not perfectly round and is not centered perfectly on the shaft.The hand cut slot is seldom perfectly centered on the off-center head.

The screw on the left was handmade in the late 18th century.Note the flat spot on the shaft, the irregular threads, blunt tip and the off center slot.The screw in the center is machine made around 1830.One of the most overlooked and least understood clues in establishing the date and authenticity of older and antique furniture is the story that screws can tell about the history of a piece.Screws are relative newcomers to the production of furniture, primarily because they are so hard to make by hand.

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Below the head, on the smooth portion of the shaft above the threads, is the most likely place to find areas that still show a flat side of the original iron nail stock.

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