These are the Flickr License identifiers for images.
- 0 All Rights Reserved
- 1 Attribution-NonCommercial-ShareAlike License
- 2 Attribution-NonCommercial License
- 3 Attribution-NonCommercial-NoDerivs License
- 4 Attribution License
- 5 Attribution-ShareAlike License
- 6 Attribution-NoDerivs License
- 7 No known copyright restrictions
- 8 United States Government Work
- 9 Public Domain Dedication (CC0)
- 10 Public Domain Mark