Luthier's Library Photos: Viola by Nicola Bergonzi, 1781 and original artwork used in

and original artwork used in the creation of all technical drawings distributed by the National Music Museum (NMM) are property of the NMM

The disputes that led to the first joint patent for valves on brass instruments in 1818

violas and cellos made by Lothar Meisel and his family are on display in the United States at the National Museum of American History (Smithsonian Institution) in Washington

Neapolitan school

Luthier's Library Photos: Viola by Nicola Bergonzi, 1781 and original artwork used inLuthier's Library Photos of a Viola by Nicola Bergonzi, Cremona, 1781. Gift of Cora Witten, Vero Beach, Florida, in memory of Laurence C. Witten, 1997. NMM 6046. High quality, unframed, poster sized photographs of a viola by Nicola Bergonzi, Cremona, 1781. Printed at actual size on high quality photographic paper. Photography by Michael Judge for the Luthier's Library, Portland, Oregon. Note: Luthier's Library photos are custom printed to order.