Hi and Welcome! Great start with drowings!Your question belongs here:
http://www.truefresco.com/cgidir/dcforum/dcboard.cgi?conf=DCConfID1
(in fresco painting conference)
I will move it there after you read this post.
You shoud start by spending some time in that conference (forum) has most of what you need also,
http://Fresco-Tehniques.com (not yet complete, but should sturt you up)
http://dolphinfresco.com (illustrated start to finish fresco)
and explore links in my signature for mor stuff and Post!
good luck
learn fresco at http://FrescoSchool.org
fresco painting video tutorials: http://www.FrescoSchool.com
also visit
Fresco School Video Channel
http://youtube.com/FrescoSchool
Contemporary Fresco Gazette
http://trueFresco.Org
commission fresco or mural http://iLAdesigns.com
admin
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Contemporary Fresco Painting Resouce Center
http://TrueFresco.com