1 http://www.pdphoto.org/

     2 PDPhoto.org is a repository for public domain photos. Use the photos for

     3 anything, including commercial uses, other websites, school projects, articles,

     4 ads, whatever. Public domain means the photo is not protected by copyright and

     5 may be freely used by everyone. Unless something is clearly marked as being

     6 something other than public domain, you can assume it is free to use.

     7 

     8 http://www.freegraphicsworld.com/

     9  - buttons, bullets, banners, backgrounds, templates, layouts

    10 You can use them for anything (even commercially). All of our graphics are

    11 licensed under the Creative Commons Attribution 3.0 license, so they are

    12 entirely free for personal and commercial as long as you credit us in some way.