File:Điện Càn Thành, ảnh chụp năm 1942.jpg

Summary

Description	Tiếng Việt: Điện Càn Thành, ảnh chụp năm 1942. Nguồn: Trung tâm Lưu trữ quốc gia I
Date	Taken in 1942
Source	Cung Càn Thành trong Tử cấm thành Huế, Trung tâm Lưu trữ quốc gia I (Image / Archive)
Author	Unknown photographer

This work is in the public domain in Vietnam for one of the following reasons:

It is a cinematographic work, photographic work, work of applied art or anonymous work first published more than 75 years ago. (See Commons:Copyright rules by territory/Vietnam)
It is a cinematographic work, photographic work, dramatic work, work of applied art or anonymous work first published more than 50 years prior to January 1, 2010.
It is another type of work, and the creator died more than 50 years ago.

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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 (Vietnam) on the URAA date (23 December 1998).