Which do to us their proper places shew;

One half Note you will find from B to Ce,

The other half one lyes twixt Fa and Le.

The octave mentioned as an Eighth, and this Rule denotes the ordinary places where you are to Sing the Half Notes, when there are no Flats or Sharps placed or set in the Lines, viz. between B and Ce, and twixt Le and ; these Flats and Sharps you will find thus marked

and when the Semitones, or Half Notes are shifted, they are known by them when they are found upon the Lines.

Music

Observe, that in these Staves or Lines, you find the Notes Gradually Ascending, of which the Pairs marked with Arches are half a Note distant.