Hello Lucy:
You may want to check out this persons email first:
http://archiver.rootsweb.com/th/read/puerto-rico/2003-09/1062953152

You may want to check out this website and see if any information here is helpful:
http://archiver.rootsweb.com/th/read/spain-islas-canarias/2001-07/0995933212

Also, this one:
http://archiver.rootsweb.com/cgi-bin/search

Please let me know if any of this info is helpful to you.

Regards
Ronnie Smith