CRYSTAL RIVER, Fla. – Like old nails, old screws often have an important tale to tell in determining the date of an older or antique piece of furniture. Since technology often leaves clues to its development, knowing the history of the manufacturing process of screws can help interpret the clues.
The idea of a screw has been around for many centuries. The ancient Greek inventor Archimedes used a screw to elevate water in a column. Leonardo da Vinci used the concept
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