date --- fatto il 29. July anno 1683
bar1-22 : A part, Theme 1
bar22-34 : B part, Theme 1 + 2
bar34-52 : C part, Theme 1
bar53-79 : D part, Theme 1 + 2 + 3
bar79-97 : E part, Theme 1 + 2 + 3
http://aeolianconsort.chakin.com/Lowell_Mason_codex.htm