Analysis of information sources in references of the Wikipedia article "Andrea Amati" in English language version.
Two violins, attributed to Amati, dated 1542 and 1546, were reported during the 19th century to have been converted from three strings to four, but there is no proof of this.
...when Gorboduc was first presented, three-string versions featuring in painting of the 1530s, and the four-string version being perfected by Andrea Amati of Cremona (c. 1520-1611), from whom the French King, Francois II, ordered thirty-eight stringed instruments in 1560.
This rare violin is the best preserved of the few surviving Andrea Amati instruments, retaining its original neck, blocked out at the heel, as can be seen the photos above.
This rare violin is the best preserved of the few surviving Andrea Amati instruments, retaining its original neck, blocked out at the heel, as can be seen the photos above.
