Editing ISO 216 (section)

==External links==
{{Commons category|DIN EN ISO 216}}
* [http://www.cl.cam.ac.uk/~mgk25/iso-paper.html International standard paper sizes]: ISO 216 details and [[Design rationale|rationale]]
* [http://www.iso.org/iso/iso_catalogue/catalogue_tc/catalogue_detail.htm?csnumber=36631 ISO 216 at iso.org]
* [https://www.cl.cam.ac.uk/~mgk25/volatile/DIN-A4-origins.pdf Articles by Wilhelm Ostwald referencing Lichtenberg's letter, and W. Porstmann specifying a metric system of norms for formats for lengths, surfaces (planes), and volumes, laying the ground for the DIN-Series, in German]
*[https://www.cl.cam.ac.uk/~mgk25/iso-paper.html Explanation of paper sizes]
{{ISO standards}}
{{Deutsches Institut für Normung}}

{{DEFAULTSORT:Iso 216}}
[[Category:ISO standards|#00216]]
[[Category:Stationery]]
[[Category:Metrication]]
[[Category:Technical specifications]]