http://www.godecookery.com/goderec/grec28.htm
http://www.historyforkids.org/learn/medieval/food/index.htm
http://www.dovesfarm.co.uk/about/the-history-of-bread/the-history-of-bread-the-middle-ages/
http://www.medievalists.net/2011/07/23/the-flower-of-wheat-bread-in-the-middle-and-colonial-ages/
http://www.godecookery.com/how2cook/howto07.htm