How can I find out what books have been published about the viola? How can I find out what music has been published for viola?
You can perform the same searches as recommended under the Books or Recordings tabs above, but search OhioLINK instead of just MaagNET. That will find you the vast majority of materials. You can also use WorldCat or one of the books listed below.
3-volume dictionary/encyclopedia of musical instruments. The entry on "viola" is 6 pages and is divided into the following sections: (1) The Modern Instrument, (2) Earlier Meanings of the Term 'Viola,' (3) Violas as 'Instruments of the Middle,' (4) Viola Construction in the 19th and 20th Centuries, (5) Repertory to 1800, and (6) Repertory from 1800. Photos and illustrations. Bibliography of approximately 60 books and articles.