Attribution-Share Alike 4.0 truetrue English A red rose. This photograph is an example of depth of field in photography. URL: https://commons.wikimedia...
This Canadian work is in the public domain in Canada because its copyright has expired due to one of the following: 1. it was subject to Crown copyright...
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 70 years or...
