www.usfa.dhs.govArchived 2009-01-05 at the Wayback Machine. Retrieved 2010-06-21. "United States Fire Administration 16825 South Seton Avenue Emmitsburg, MD 21727"
www.usfa.dhs.govArchived 2009-01-05 at the Wayback Machine. Retrieved 2010-06-21. "United States Fire Administration 16825 South Seton Avenue Emmitsburg, MD 21727"