<back>Contains any appendixes, advertisements, indexes, etc. following the main
body of a musical text.
<body>Contains the whole of a single musical text, excluding any front or back matter.
<corr>Contains the correct form of an apparent erroneous passage.
<damage>Contains an area of damage to the physical medium.
<del>Contains information deleted, marked as deleted, or otherwise indicated as
superfluous or spurious in the copy text by an author, scribe, annotator, or corrector.
<div>Major structural division of text, such as a preface, chapter or
section.
<corr>Contains the correct form of an apparent erroneous passage.
<damage>Contains an area of damage to the physical medium.
<del>Contains information deleted, marked as deleted, or otherwise indicated as
superfluous or spurious in the copy text by an author, scribe, annotator, or corrector.