Humid-

Here are some links and the title of a book carried by Amazon.com.

http://www.i4at.org/surv/stove.htm

http://mha-net.org/msb/html/bakeoven.htm

http://www.sunset.com/sunset/Premium/Home/1998/08-Aug/AdobeOven898/AdobeOven0898.html

http://www.permapak.net/adobeoven.htm

Build Your Own Earth Oven : A Low-Cost, Wood-Fired Mud Oven; Simple Sourdough Bread; Perfect Loaves (Paperback)
by Kiko Denzer

Good luck.

Jo

Here is a link for plans to build an outdoor brick oven for bread.
http://fornobravo.com/pompeii_oven/pompeii_oven.html

JB

Here is a link that might be useful: Brick Oven plans