MB21507BCD - School of Dulcimer: Singing & Backup With the Mountain Dulcimer, by Madeline MacNeil. In this new addition to Mel Bay's popular “School Of” series, MacNeil explains how to sing and accompany on the dulcimer. The book explains different chord types and how to apply them to a variety of songs. Learning backup will also help you hear chord changes and melodic movement, which will help you contribute to the song's narrative. The book includes accompanying audio.