If I might be permitted a brief....
Posted to: The Google+ Heraldry Community
Posted by: Karl Wilcox
Created on: December 7 2012 at 10:21
If I might be permitted a brief cough of self-promotion you could do worse than taking a look at my website on computational heraldry at http://www.karlwilcox.com . You will find links to Drawshield, the Bookshelf of British Heraldry and lots of other heraldry stuff!