s, 115.
Notation, 114, 208.
Notation (Greek system), 88.
Nithart, 167, 171.

O.

Oboe, 13, 44, 139, 177.
Ockeghem, 177.
Octave (Greek system), 86.
Opera, 178, 206, 208, 210.
Organ, 33, 94, 132.
Organ pedals, 134.
Organs (portable), 134.
Organum, 128.
Orientalism, 151, 173, 204.
Osiris, 8, 47.
Overture, 189, 216.

P.

Paean, 75.
Palestrina, 176, 186, 205, 210, 246.
Pan's Pipe, 9, 10, 11, 12, 62.
Pantomime, 93, 177.
Passecaille, 181.
Passepied, 182.
Passion plays, 125, 206.
Pavane, 182.
Pentatonic, 149, 151.
Pergolesi, 210.
Peri, 209, 231.
Period, 179.
Periodicity, 24, 28, 265.
Peru, 66, 67.
Pescetti, 195.
Phrase, 179, 190.
Phrygian mode, 76, 83.
Piano, 29, 230.
Piccini, 213.
Pindar, 27, 72, 90.
Pipe, 6, 10, 11, 13, 14, 28, 30, 37, 44.
Pitch, 269.
Plato, 11, 49.
Plutarch, 195.
Poe, 266.
Poetry, 24.
Polacca, 182.
Polka, 183.
Polonaise, 182.
Porpora, 210.
Portuguese, 152.
Prelude, 189.
Prescott, 66.
Procrustes, 27.
Programme music, 190, 199, 203, 255.
Psalms, 34.
Psaltery, 33, 131.
Ptolemy, 85.
Purcell, 176.
Pythagoras, 49, 72, 79, 82, 97.

Q.

Quarter-tones, 38, 39.

R.

Raff, 269, 271.
Raga, 39, 40.
Rameau, 136, 178, 186, 191, 196, 199, 210, 239, 240.
Ravanastron, 137.
Rebec, 138.
Reed, 45.
Reichardt, 194.
Repetition, 266.
Rhythm, 14, 15, 25, 26, 27, 74, 117, 142, 190.
Rigaudon, 180.
Rig-Veda, 35.
Rimsky-Korsakoff, 224.
Robin et Marian, 207, 208.
Rockstro, 194.
Rolle, 196.
Romans, 46.
Romanticism, 212.
Rosseau, 212.
Rossini, 210, 215, 217.
Rowbotham, 23, 68.
Rubinstein, 224.
Ruskin, 21.
Russia, 152.

S.

Sachs, Hans, 166.
Saint-Mark's Cathedral, 205.
St. Pierre, Bernardin de, 211.
Saint-Saens, 219, 222, 224.
Saltarello, 183.
Samisen, 66.
Sappho, 72, 83.
Sarabande, 160, 180, 189, 197.
Sarti, 213.
Scale, 39, 107.
Scale (Chinese), 62.
Scarlatti, A., 238.
Scarlatti, D., 184, 185, 195, 210, 238.
Schauspiel, 232.
Scherzo, 189.
Schofar, 33.
Schubart, 194.
Schubert, 20, 23, 196, 197, 201, 203.
Schumann, 101, 199, 203, 204, 233.
Scotch, 41, 147, 152, 265.
Scotland, 23.
Scribe, 218.
Section, 179.
Selah, 34.
Semangs, 3, 5.
Semibrevis, 118, 120.
Semifusa, 120.
Sentences, decayed, 17.
Sequences, 111.
Set, 8, 47.
Shakespeare,