Proof of the publication of any notice required by law to be published shall be made by the publisher, editor or business manager of the newspaper in which said notice is published, making an affidavit, which affidavit shall recite the name of the newspaper in which said notice is published and the date or dates upon which said publication is made; there shall also be attached to said affidavit a copy of the notice as published, which copy when so attached to said affidavit shall be taken and considered as part of the affidavit of publication.