File:Cover of 實驗養蠶法 (Shi yan yang can fa, Experimental Sericulture) by Yao Yong-chen.jpg

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English: Cover of 實驗養蠶法 (Shi yan yang can fa, Experimental Sericulture) written by Yao Yong-chen (姚勇忱, 1880-1915), published in 1908 by 上海新學會社.
中文：1908年上海新學會社出版姚勇忱（1880年－1915年）著《實驗養蠶法》封面。
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Author
Yao Zhiqiang  (1880–1915) wikidata:Q45683573 s:zh:Author:姚勇忱
 
Yao Zhiqiang
Alternative names
Yongcheng; Yongchen; Yao Yong-chen; Yao Yongchen; Yao Chih-ch'iang
Description Chinese politician
Date of birth/death 1880 Edit this at Wikidata 1915 Edit this at Wikidata
Location of birth Huzhou
Authority file
creator QS:P170,Q45683573
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(Reusing this file)
Public domain
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or service works, or audiovisual works, enter the public domain 50 years after they were first published, or if unpublished 50 years from creation.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, the 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whose copyright holder is a juristic person, enter the public domain 50 years after they were first published, or if unpublished 50 years from creation, and all other applicable works enter the public domain 50 years after the death of the creator.

This work is in the public domain in the United States, because it was published before January 1, 1929.

To uploader: Please provide where the image was first published and who created it or held its copyright.

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Public domain

The author died in 1915, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.

This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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Date/TimeThumbnailDimensionsUserComment
current12:34, 16 April 2023Thumbnail for version as of 12:34, 16 April 20231,051 × 1,578 (729 KB)源義信 (talk | contribs)adjust
14:34, 7 February 2023Thumbnail for version as of 14:34, 7 February 20231,001 × 1,412 (165 KB)源義信 (talk | contribs)Cropped 7 % horizontally, 2 % vertically using CropTool with lossless mode.
14:34, 18 October 2022Thumbnail for version as of 14:34, 18 October 20221,080 × 1,440 (161 KB)源義信 (talk | contribs)Uploaded a work by zh:姚勇忱 from *實驗養蠶法 (1908) *[https://m.thepaper.cn/baijiahao_15590105 湖州味道｜辛亥革命与湖州④：辛亥革命烈士姚勇忱传略] (direct source) with UploadWizard

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