When I struck off on my own in 1979, I had a friend who sold coal and wood stoves and boilers. I, having a strong back and weak mind, installed those very heavy stoves and boilers. One day, he asked me to go with him to help size a coal boiler for a farmer who was having trouble staying warm during cold weather. The farmer lived in the home he grew up in and had been tending the coal fires since he was a young lad.
Upon arrival, you can imagine our surprise to find a new coal boiler h