File:杨匏安.jpg

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Description

杨匏安 / Yang Pao-an

Date

before 1932

Source

杨匏安：华南传播马克思主义第一人

Author

Unknown author

Permission
(Reusing this file)

This image is now in the public domain in China because its term of copyright has expired.

According to copyright laws of the People's Republic of China (with legal jurisdiction in the mainland only, excluding Hong Kong and Macao), amended November 11, 2020, Works of legal persons or organizations without legal personality, or service works, or audiovisual works, enter the public domain 50 years after they were first published, or if unpublished 50 years from creation. For photography works of natural persons whose copyright protection period expires before June 1, 2021 belong to the public domain. All other works of natural persons enter the public domain 50 years after the death of the creator.
According to copyright laws of Republic of China (currently with jurisdiction in Taiwan, Penghu, Kinmen, Matsu, etc.), all photographs and cinematographic works, and all works whose copyright holder is a juristic person, enter the public domain 50 years after they were first published, or if unpublished 50 years from creation, and all other applicable works enter the public domain 50 years after the death of the creator.

Important note: Works of foreign (non-U.S.) origin must be out of copyright or freely licensed in both their home country and the United States in order to be accepted on Commons. Works of Chinese origin that have entered the public domain in the U.S. due to certain circumstances (such as publication in noncompliance with U.S. copyright formalities) may have had their U.S. copyright restored under the Uruguay Round Agreements Act (URAA) if the work was under copyright in its country of origin on the date that the URAA took effect in that country. (For the People's Republic of China, the URAA took effect on January 1, 1996. For the Republic of China (ROC), the URAA took effect on January 1, 2002.[1])

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This non-U.S. work was published 1929 or later, but is in the public domain in the United States because either

it was simultaneously published (within 30 days) in the U.S. and in its source country and is in the public domain in the U.S. as a U.S. work (no copyright registered, or not renewed),

or

it was first published outside the United States (and not published in the U.S. within 30 days) and
it was first published before 1978 without complying with U.S. copyright formalities or after 1978 without copyright notice and
it was in the public domain in its home country on the URAA date ( January 1, 1996 for most countries).

This work may still be copyrighted in other countries.

For background information, see the explanations on Non-U.S. copyrights. Note: in addition to this statement, there must be a statement on this page explaining why the work is in the public domain in the U.S. (for the first case) or why it was PD on the URAA date in its source country (second case). Additionally, there must be verifiable information about previous publications of the work.

File history

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	Date/Time	Dimensions	User	Comment
current	23:27, 3 September 2024	398 × 581 (41 KB)	Crisco 1492	Cropped 1 % horizontally, 1 % vertically, 1 % areawise using CropTool with precise mode.
	23:26, 3 September 2024	400 × 585 (43 KB)	Crisco 1492	Higher resolution from http://www.chinaql.org/n1/2021/1213/c419651-32306352.html
	02:25, 20 December 2012	200 × 276 (11 KB)	Walter Grassroot	{{Information \|Description=杨匏安 \|Source=[http://gmw.cn/content/2005-03/17/content_198503.htm 父亲杨匏安牺牲后] \|Date=before 1932 \|Author=unknown \|Permission={{PD-CN}} \|other_versions= }}