1907 Colo. Rev. Stat. 522, Offenses Against Habitations and Other Buildings, § 69.
Any person who, with the intent to commit any crime, breaks and enters any building and, for the purpose of committing any crime, uses or attempts to use nitroglycerine, dynamite, gunpowder or any other explosive, is guilty of burglary with explosives and on conviction shall be punished by imprisonment for a term of not less than twenty-five nor more than forty years.