<classSpec ident="att.calendared" module="MEI.shared" type="atts">
<desc>Attributes that indicate the calendar system of a date or other datable element.</desc>
<attList org="group">
<attDef ident="calendar" usage="opt">
<desc>Indicates the calendar system to which a date belongs, for example, Gregorian, Julian,
Roman, Mosaic, Revolutionary, Islamic, etc.</desc>
<datatype maxOccurs="1" minOccurs="1">
<rng:data type="NMTOKEN"/>
</datatype>
</attDef>
</attList>
</classSpec>