Hello!
I'm trying to write accordion registration on the score, but I'm not
able to obtain the attempted result. In fact, I don't know how to use
it! I was able to put the "accordion-accDiscant" symbol, but... In the
file named "accordion-defs-init.ly", i found different shortcuts, I
think thes
The accordion symbols were added very early during the LilyPond
development, but it seems that nobody has used them for several
years (at least as can be judged from the mailing lists), so they
have not been actively supported. The file you found is a remainder
from that period that happens to have
