HISTORY OF RESEARCH . . 9
THE DESCRIPTION OF THE CODEX . . 11
RESTORING THE CODEX . . 14
MUSIC-PALAEOGRAPHICAL EXAMINATION OF THE CODEX . . 15
THE PLACE OF THE CODEX IN THE HISTORY OF ARTS . . 21
THE LITURGICAL ANALYSIS OF THE CODEX . . 39
MUSICAL ANALYSIS . . 55
THE ORIGIN AND FATE OF THE CODEX . . 62
BIBLIOGRAPHY . . 67
INDEX CANTUUM . . 71