http://www.housevolant.com/wp-content/uploads/2016/11/Tutorial-Novice-Boffer-Mace-v1.0.pdf
https://www.youtube.com/playlist?list=PLkrMC6Kit5lrEjpkxBQ7M6uZnXz1QjW-v
http://derian.us/maces/flanged_maces.html
http://derian.us/maces/barrel_maces.html
http://kingdomofakron.blogspot.com/p/blog-page_269.html