Most people today use rather thick single frets, but it seems in the past it was common to use thin double frets – can we learn anything from this? Lute iconography rarely shows enough detail to be sure whether the frets are single or double.
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When we look at paintings of lutes from the 16th to 18th century we see quite a variety of coloured strings. Natural gut colour is common, but some strings, particularly basses, are a dark reddish-brown colour. Others are bright red, or blue, or black. It is possible that there is no particular significance to these different colours (other than string identification,
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