Sorry, mistake in naming the file: this is not the cross of Alcantara, but the cross od Saint James.
No machine-readable author provided. <a href="//commons.wikimedia.org/w/index.php?title=User:PercevalBxl&amp;action=edit&amp;redlink=1" class="new" title="User:PercevalBxl (page does not exist)">PercevalBxl</a> assumed (based on copyright claims).
3 April 2007 (original upload date)
No machine-readable source provided. Own work assumed (based on copyright claims).