"The only example which combines the grandeur of the pre-1700 instruments with the more masculine build of the master's earlier years."
Antonio Stradivarius: His Life & Work, W. Henry, Arthur F. & Alfred E. Hill, W. Henry, Arthur F. & Alfred E. Hill, William E. Hill & Sons, London, 1902
"The f-holes are particularly interesting because, aside from being well-executed, they retain traces of the master's drawings in their interior. Lines of ink, compass arcs and the corresponding prick marks allow us to analyse the development of these soundholes."
Antonius Stradivarius (volumes I-IV), Jost Thöne, Jan Röhrmann, Alessandra Barabaschi, Jost Thöne Verlag, Cologne, 2010