§ 11. Acknowledgment or proof of instrument. When the execution of any
instrument or writing is authorized or required by law to be
acknowledged, or to be proven so as to entitle it to be filed or
recorded in a public office, the acknowledgment may be taken or the
proof made before any officer then and there authorized to take the
acknowledgment or proof of the execution of a deed of real property to
entitle it to be recorded in a county clerk's office, and shall be made
and certified in the same manner as such acknowledgment or proof of such
deed.