Section 44. An

1886.] License-tax Amendment. 45 (Chapter VI 44. An 1886.] License-tax Amendment. 45 (Chapter VI.—Supplemental Provisions.—Sections 44-47.) 44. An officer or person exercising all or any of the said powers may, at the instance of any person respecting whose assessment or the amount thereof any doubt exists, require any person to furnish such information as he deems to be necessary for the purpose of ascertaining facts relevant to the assessment or its amount.