label.abbr 

Provides a label for a group of staves on pages after the first page.
Usually, this label takes an abbreviated form.

Attribute Information

Used By

Attribute Group mei:mei_att.labels.addl.attribute.label.abbr

Source 

<xs:attribute name="label.abbr" type="xs:string">
  <xs:annotation>
    <xs:documentation>Provides a label for a group of staves on pages after the first page. Usually, this label takes an abbreviated form.</xs:documentation>
  </xs:annotation>
</xs:attribute>

Sample