<msItem>describes an individual work or item within the intellectual content of a manuscript or manuscript part.
Attributes:
classidentifies the text types or classifications applicable to this item
Datatype: IDREFS
Values: One or more codes, each of which is used as the identifier for a text classification element supplied in the TEI Header <textClass> element.
Default: #IMPLIED
defectiveindicates whether the item being described is defective, i.e. incomplete.
Datatype: (yes|no|unk)
Values: Yes, No, or Unknown
Default: no
Example
<msItem>
<locus>ff. 1r-24v</locus>
<title>Agrip af Noregs konunga s&ouml;gum</title>
<incipit>regi oc h<expan>ann</expan> setiho
<gap reason="illegible" extent="7"/>sc 
heim se<expan>m</expan> &thorn;io</incipit>
<explicit>h<expan>on</expan> hev<expan>er</expan> 
<expan>oc</expan>&thorn;a buit hesta .ij. aNan vi&thorn; 
f&eacute; enh<expan>on</expan>o<expan>m</expan> aNan til
rei&thorn;<expan>ar</expan></explicit>
<textLang  langKey="ONI">Old Norse/Icelandic</textLang>
Class
Declaration
<!ELEMENT msItem  - -   (locus?, (author|respStmt|title
     |rubric|incipit|explicit|colophon|decoNote|langUsage|listBibl
     |q|bibl|summary|note|msItem )*)>
<!ATTLIST	msItem	%a.global;
	class	IDREFS		#IMPLIED>
See further2.5.1. The msItem element

Appendix A Reference Documentation for Elements and Classes