ES: armadura de clave, I: armatura di chiave, F: armure, armature [de la clé], D: Vorzeichen, Tonart, NL: toonsoort (voortekens), DK: faste fortegn, S: tonartssignatur, FI: sävellajiosoitus.
The sharps or flats appearing at the beginning of each staff indicating the key of the music. →accidental.
This page is for LilyPond-2.6.3 (stable-branch).