Zarzuela: Composer Biographies - Listing of those involved in a specialized form of lyric theater named for a hunting lodge of the King of Spain. - http://www.zarzuela.net/hpage.htm
The Spanish Masters - Summarizes 16th Century composition. Includes the schools of Andalusia, Castile and Victoria, and Aragon, details of instrumental and keyboard music, comments on late-Renaissance Portugal, and links to composer biographies. From Here of a Sunday Morning. - http://www.hoasm.org/IVL/IVLSpanishMasters.html