Clip Art Illustration Search and Insert is plugin by Leo Blanchette that searches for and inserts illustrations to your post. Images are from ClipArtIllustration.com. With a Streamlined/animated jQuery interface.
Features:
Installs under your editing area on Page and Post admin area.
Simply input search terms and get results.
Choose your image alignment (none, left, center, right).
Scroll through results, which are divided up (paginated).
On clicking your choice, the pic is added to your post.
Plugin homepage: http://www.clipartillustration.com/wordpress-plugin-free-clip-art-illustration-search-from-clipartillustration-com/
Download and info: http://wordpress.org/extend/plugins/clip-art-illustration-search-and-insert/
Image: Clipartillustration