page_title: Half-arch (crown)
section_title: Detachable arches
hierarchical_section_title: Half-arch (crown) / Detachable arches
context_page_description: A half-arch is the piece of gold, silver or platinum, usually decorated with jewels, that links the circlet of a hoop crown to the monde at the top of the crown.
caption: Crown of Rudolf II
  The Crown of the Austrian Empire.
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