Image:Frank Slide1.jpg

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Frank_Slide1.jpg (135KB, MIME type: image/jpeg)

[edit] Summary

Frank Slide of 29 April 1903, Turtle Mountain, Alberta, Canada.

Source: Natural Resources Canada — Geological Survey of Canada (photo number 127435)

[edit] Licensing

This photo is covered by the provisions of the Copyright Act, by Canadian laws, policies, regulations and international agreements.

It was posted with the intent that it be readily available for personal and public non-commercial use and may be reproduced, in part or in whole and by any means, without charge or further permission from Natural Resources Canada. We ask only that:

  • Users exercise due diligence in ensuring the accuracy of the materials reproduced;
  • Natural Resources Canada be identified as the source department; and,
  • The reproduction is not represented as an official version of the materials reproduced, nor as having been made, in affiliation with or with the endorsement of Natural Resources Canada.


Public domain
This Canadian work is in the public domain in Canada because its copyright has expired for one of the following reasons:
1. it was subject to Crown copyright and was first published more than 50 years ago, or

it was not subject to Crown copyright, and

2. it is a photograph that was created before January 1, 1949, or
3. the creator died more than 50 years ago.
Maple leaf
The media description page should identify which reason applies, and should also have a rationale explaining the copyright status of the work in the U.S. Some Canadian photographs created before 1949 may be copyrighted outside of Canada, such as e.g. the images of Yousuf Karsh.


Works that are in the public domain in the country of origin as of 1 January 1996, it is in the public domain in the U.S. (Even if it was published after 1923, but only if no copyright had been registered with the U.S. Copyright Office.)


Public license

This image is in the public domain in the United States. In most cases, this means that it was first published in the United States prior to January 1, 1923 (see the talk page for more cases). Other jurisdictions may have other rules, and this image might not be in the public domain outside the United States. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.

File history

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