YOU MAY DOWNLOAD images for personal use, or for use on web sites.
You may not dowload these images for the purpose of distributing them to others by means of a clip art, or wallpaper, web site or similar use.
You may not link directly to these images, but first download them to your hard drive, then upload them to your web site. If you link directly to the images, your images will break.
If you find these images useful, and use one or more on a web site, a link to this site would be appreciated, but not mandatory.