You should be able to fire the ring lying flat. There is a ring
done by the late Ken Cory with enameled scales currently being
shown here at CWU. You might research his work, it’s really
impresive! Check your local library for books on enameling.
Good luck!
Jeff Cleveland aka JevFro
301 N. Lincoln
Ellensburg, Washington 98926
JevFro@hotmail.com
http://www.cwu.edu./~clevelaj