On 18 Aug 2003 08:17:32 -0700, (Michael
McNeil) wrote:

It consisted of 2 x 45 gallon drums, one atop the other.

I wouldn't waste my time on oil drums. They're thin steel, wood burner
flue gas is corrosive, and they just don't last that long. If I'm
going to make a stove, I use propane cylinders.

I was impressed by this as a design.
http://www.sense3d.com/bigoven.html
A similar "two drum" idea, but double-walled and with the upper one as
an oven.