Accidentals:
[f++] = F double-sharp
[a+] = A sharp
[c=] = C natural
[e-] = E flat
[d--] = D double-flat
In the main text, accidentals are written out in full, as
[natural], A[flat], G[sharp]. One table uses [#] for [sharp].
Accents and marcato: denoted by > and ^ before a note.
Time signatures: [4/4], [6/8], etc.
[C] or [C/4] = C-shaped [4/4] time.
[C|] or [C/2] = C-shaped [2/2] time.
[O] = A circle
[O.] = A circle with a dot in the center
[C.] = A broken circle (C-shaped) with a dot in the center
[G:] = Treble clef ([G8:] = Treble clef 8va bassa)
[F:] = Bass clef ([F8:] = Bass clef 8va bassa)
Rhythms (A trailing . represents a dotted note):
[L] = Longa
[B] = Brevis
[S] = Semibrevis
[1] = Whole-note (Semibreve)
[2] = Half-note (Minim)
[4] = Quarter-note (Crotchet)
[8] = Eighth-note (Quaver)
[16] = Sixteenth-note (Semiquaver)