M45-49 – Unaccompanied viola music
M224-228 – Viola and piano music
M286-287 – Two stringed instruments
M290-291 – One wind and one bowed instrument
M294-295 – One bowed and one plucked instrument
M310-314 – Piano and 2 bowed instruments
M349-353 – Three bowed instruments
M360-364 – Three bowed and wind instruments
M370-374 – Three bowed and plucked instruments
Call numbers between M400-999 follow the pattern established between M300-399.
The first digit indicates the number of performers and the last two the instrumentation.
Example: M549 – First digit is 5, so 5 musicians needed. Last two digits are 49, so instrumentation is any combination of five bowed instruments.
M1014 – Viola concertos with full orchestra
M1015 – Viola concertos with piano reduction (originally full orchestra)
M1114 – Viola concertos with string orchestra
M1115 – Viola concertos with piano reduction (originally string orchestra)
MT280-285 – Studies and etudes
MT286 – Orchestral excerpts
ML128.S7 – Stringed instrument bibliographies
ML128.V36 – Viola bibliographies
ML900-905 – History and criticism of viola playing (i.e. – history, construction, etc.)
MT280-285 – Studies and etudes (includes technique and period performance)