Scope and Contents Papers of Fred L. Dautrich, Torrington, Conn., artist, musician and violin expert who invented three string instruments to fill the voicing gaps he believed existed between the violin, cello, and bass violin in order to enrich the sound of the string ensemble. The papers include correspondence, photographs, ephemera, news clippings, and trademark documents. Fred L. Dautrich was born in Germany in 1874 and apprenticed as boy to be a cabinet maker. In 1896, he came to the United States with...