Joy has published a number of harp compositions and arrangements, and harp instruction books. You can purchase these from the following sources or by contacting Joy directly.
Melody's Traditional Music & Harp Shoppe
21626 Gentry RD. Cypress, TX, 77429
Phone: 281- 890 4500 fax: 281-890-5916
Stoney End Music Folk Harps
920 Hwy. 19, Red Wing. MN 55066
Phone: 651-388-8400 fax: 651-388-8460