The following resources have images that are freely available for use. Some are part of the public domain, while others have a Creative Commons License. All images must be properly credited, and some may have restrictions on editing or altering the original image.
Unless otherwise specified, please use the following citation format when attributing images: Year, Author First and Last Name, Image Title, Public Domain Image or type of Creative Commons License used, courtesy of Image Provider. Retrieved from website URL on date.
Please make every attempt possible to credit the original content author when citing an image.