Frontend Design & Engineering:
	Matthias Neeracher <neeracher@mac.com>

Typography Backend: 
	Lilypond <http://www.lilypond.org>
	Copyright © 1996–2012 by
 		Han-Wen Nienhuys <hanwen@xs4all.nl>
  		Jan Nieuwenhuizen <janneke@gnu.org>
  		and others.

Accompaniment Backend: 
	MMA <http://www.mellowood.ca/mma>
	Copyright © 2002–2012 
		Robert van der Poel <bob@mellowood.ca>

Easel Image: 
	~Aimelle-Stock <http://aimelle-stock.deviantart.com/art/objects-easel-01-72106547>
	Licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 License.