Archduke Karl Ludwig of Austria and his third wife Maria Teresa of Portugal
<bdi><a href="//commons.wikimedia.org/wiki/Category:19th-century_unidentified_photographers" title="Category:19th-century unidentified photographers">Unidentified photographer</a>
</bdi>
1873<div style="display: none;">date QS:P571,+1873-00-00T00:00:00Z/9</div>
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