Real property taxes; affidavits of publication; by whom made

Every printer who shall publish such list and notice shall, immediately after the last publication thereof, furnish to the treasurer of the proper county an affidavit of publication made by the publisher, manager or foreman of such newspaper to whom the facts of publication are known. No printer shall be paid for such publication who shall fail to furnish such affidavit within ten days after the last publication. The county treasurer shall also make, or cause to be made, an affidavit or affidavits of the publication of such list and notice as above required, all of which shall be carefully preserved by him in his office.