VGC. Fourth Estate,1999.First UK edition-first printing(1 3 5 7 9 10 8 6 4 2). Black hardback(gilt lettering to the spine) with Dj(two small creases and nicks on the edges of the Dj cover),both in VGC. Illustrated with many b/w photos,drawings,plans,map. Nice and clean pages but with some foxing marks and marks on the outer edges, two small creases on the edges of the pages. The in in VGC exempt for the foxing marks/marks. book.436pp including Galilei genealogy, Florentine weight's,measures,currency,bibliography,notes,appreciation,index.Price clipped. Heavy book.