Spain and Portugal Genealogy Research
Business offering genealogical research in Spanish and Portuguese countries, including a family history compilation service.
http://www.spain-portugal.com/

Spanish Genealogy
Includes archives, resources, associations, and surnames database. In English and Spanish.
http://www.geocities.com/CapitolHill/Senate/4593/geneal.html

Succession to Spanish Titles
Decision of the Constitutional Tribunal, July 9, 1997 concerning inheritance of Spanish nobility titles.
http://www.chivalricorders.org/nobility/spcntrib.htm