http://energy.cas.psu.edu/energyselector.html- Energy Cost Comparison Charts

http://www.curranpellets.com/index.html - Wood Pellets & Products: The Curran Difference

www.iburncorn.com - Information and conversation about the alternatives in heat

www.livinghistoryfarm.org/farminginthe30s/farminginthe1930s.html - Wessels Living History Farm

www.backwoodshome.com/articles/monroe42.html - I heat my house by burning corn...

www.omafra.gov.on.ca/english/engineer/facts/93-023.htm - Burning shelled corn as a heating fuel...