This set of images was gathered by User:Dcoetzee from the National Portrait Gallery, London website using a special tool. All images in this batch have been confirmed as author died before 1939 according to the official death date listed by the NPG. See source website for additional information.
Kim Yung, Kai (1981年) 《 National Portrait Gallery: Complete Illustrated Catalogue, 1856-1979》、伦敦: National Portrait Gallery、第3頁 联机计算机图书馆中心: 419738042.
This work is in the public domain in the United States because it meets three requirements:
it was first published outside the United States (and not published in the U.S. within 30 days),
it was first published before 1 March 1989 without copyright notice or before 1964 without copyright renewal or before the source country established copyright relations with the United States,
it was in the public domain in its home country (United Kingdom) on the URAA date (1 January 1996).
关于背景信息,请参阅上的解释。 The painting entered the public domain 100 years after the death of the artist, which occurred in 1875. The image was in the public domain in the United Kingdom on the URAA date.
{{Information |Description=This set of images was gathered by User:Dcoetzee from the National Portrait Gallery, London website using a special tool. This description is for the initial mass upload, and they will be updated to be image-specific in a se