It resembles the Roman numeral and figured bass systems traditionally used to transcribe a chord progression since as early as the 1700s. The Nashville Number System was compiled and published in a book by Chas. Williams in 1988.
Should I learn the Nashville number system?
Learning the Nashville Number System can save you time, help you simplify your charts and make communicating with other musicians and songwriters much easier. By learning this universal system, you can become one of the many musicians and songwriters who use this popular and easy system to read, write and learn songs.