The said fire-wardens shall not be limited in their jurisdiction, as such, to the boroughs, townships, or counties for or within which they may be appointed; but shall have power and authority to enter adjacent or other boroughs, townships, or counties, and there exercise the authority and perform the duties conferred upon them by this act: Provided, That when, for the purpose of extinguishing fire, a fire-warden shall enter adjacent or other territory than that for or within which he shall have been appointed, the local warden, if present, shall be in command and direct the work of the various fire-fighting crews.
71 P.S. § 1323