The music performance library is the heart of a musical ensemble, supplying music to performers and information to an entire organization. This essential resource provides step-by-step directions on how to purchase and rent music, catalog new works,distribute and collect parts, store and preserve music, mark bowings, correct errata, locate and choose editions, prepare programs, communicate efficiently, and prepare manuscripts. There is valuable information here for all musicians – musicdirectors, conductors, student librarians, community volunteers, and professional performance librarians – written by librarians from several organizations