1867 Colo. Sess. Laws 229, Criminal Code, § 149.

If any person or persons shall, within any city, town or village in this territory, whether the same is incorporated or not, carry concealed upon his or her person, any pistol, bowie-knife, dagger or other deadly weapon, such person shall, on conviction thereof before any justice of the peace of the proper county, be fined in any sum not less than five nor more than thirty-five dollars. The provision of this section shall not be construed to apply to sheriffs, constables and police officers, when in the execution of their official duties.