Check out this one-
http://www.vam.ac.uk/collections/furniture/musical_instruments/objects/object.php?id=13&id2=1&action=next&hits=53&page=1&pages=5&object_type=&country=&start_year=&end_year=&object=&artist=&maker= >Ooops, > >Just a further clarification: > >I've never seen an 11 or 13c lute with a double first. Mace is the >only late source for it, and perhaps it was just him being >old-fashioned. > >It seems likely that a single 2nd was the result of converting a 10c >lute into 11c. The easy way to do the conversion is to add a treble >rider to get an extra peg and make the second course single, so you >don't have to rebuild the pegbox. All you have to do then is extend >the bridge and nut by one more course on the bass side; you end up >with an overhanging 11th course but that's OK because you don't want >to finger it anyway. > >When 11c lutes were made anew there would have been no reason to >have a single second, though once it had become common in converted >lutes it may have persisted thereafter. > >Best wishes, > >Martin -- To get on or off this list see list information at http://www.cs.dartmouth.edu/~wbc/lute-admin/index.html