(1) Any Sunday, (2) a day within the privileged octave of the Epiphany or Corpus Christi, (3) an octave day, (4) a great double, (5) a lesser double.

Irish Nellie's voice, until now shrill with righteous anger, dropped a discreet octave.

The knowledge that comes through intuition tells us of matter vibrating in another great octave just beyond our own, which Science has chosen to name the etheric octave, or plane.

In spite, however, of the genuine naïveté and natural realism of the piece, it is easy to recognize in it something of the same spirit of gentle raillery that sparkles in the graceful octaves of Lorenzo's Nencia.

Another composition of Tuscan origin is the Lilia, first printed in 1538, and composed throughout in polished octaves.

About half of the said lines, as they appear in the poet's royal octave, or "the First Complete American, from the Last London Edition," are as sheer prose as can be written, it being quite impossible to read them into any proper rhythm.

These, like the two upper octaves of the flute and the harmonics of the violin, are produced by the column of air dividing itself into two vibrating halves, with a node between them; while the open chest notes of the human voice and the lower octave of the flute are produced by the undivided column of air vibrating as a whole.

At sixteen's stage of cruel hazing into man's estate Edwin Ross, whose voice, all in a breath, could slip up from the quality of rock in the drilling to the more brittle octave of early-morning milk-bottles, wore a nine shoe and a thirteen collar.

[Footnote 162: 'Wondrous octave:' Trinity Sunday.]