These files are intended for in-class use only. Their usage rights vary. You should assume that any image is protected by copyright unless specifically stated otherwise.

Many of the images were acquired from Flickr, using their advanced search page to only search for photos with a Creative Commons license.

With Creative Commons licensing, the photographer determines the rights granted to the user. Typically the photographer requests credit and may restrict their images to non-commercial use.

You can find free imagery from these sites:


You can find more on the Resources page of this site and by searching for ‘Free’, ‘Public Domain’ and ‘Creative Commons’ photos .