|Note_en=Confirmed by a reference in an article on same page to a renovation up to April for an agreement valid for the wohle 1936. Advertising for a ''[[flat top]]'' [[Columbus Extra]] model. | |Note_en=Confirmed by a reference in an article on same page to a renovation up to April for an agreement valid for the wohle 1936. Advertising for a ''[[flat top]]'' [[Columbus Extra]] model. |