DescriptionCentury of Progress Graf Zeppelin Flight Cover.jpg	English: Cover carried from the Century of Progress Exposition on the D-LZ 127 Graf Zeppelin (Akron, OH - Chicago, IL - Freidrichshafen, Germany) October 28 - November 3, 1933
Date	between 3 November 1933 and 28 October 1933 date QS:P,+1933-00-00T00:00:00Z/9,P1319,+1933-11-03T00:00:00Z/11,P1326,+1933-10-28T00:00:00Z/11
Source	The Cooper Collection of Zeppelin Postal History
Author	This file is lacking author information.
Other versions	This file has an extracted image: Ink stamp detail, Century of Progress Graf Zeppelin Flight Cover (cropped).jpg.

This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties. العربية ∙ беларуская (тарашкевіца) ∙ čeština ∙ Deutsch ∙ Ελληνικά ∙ English ∙ español ∙ français ∙ Bahasa Indonesia ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ Nederlands ∙ português ∙ русский ∙ sicilianu ∙ slovenščina ∙ ไทย ∙ Tiếng Việt ∙ 中文（简体） ∙ 中文（繁體） ∙ +/−

	This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse

This United States postage stamp was published prior to 1978 and is therefore in the public domain in the United States. See Commons:Hirtle chart for further explanation. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties. English | +/−

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• 2009-06-02 07:40 Centpacrr 1113×575× (264682 bytes) Cover carried from the Century of Progress Exposition on the D-LZ 127 ''Graf Zeppelin'' (Akron, OH - Chicago, IL - Freidrichshafen, Germany) October 28 - November 3, 1933) <small>''The Cooper Collection of Zeppelin Postal History''</small>