May I use this stuff?
Yes. You may download, copy and adapt this material free of charge provided that the material is used solely for non-profit educational purposes only, and that appropriate acknowledgement is given to the originator, who retains the copyright in the material. If the originator cannot be easily identified, then you must acknowledge this website as the source.
That’s my image!
Mistakes are sometimes made. If you think you have identified something here that you own the copyright to, please contact us and provide a link to the offending item and we will promptly remove it from this site.