|Note_en=from showed models, stands for 20s beginning, later than 1922 for the citation of the DIN A4 standard, born this year. Second and third page. Advertising for stationery items. | |Note_en=from showed models, stands for 20s beginning, later than 1922 for the citation of the DIN A4 standard, born this year. Second and third page. Advertising for stationery items. |