Stock Imagery is the leading source of high-quality stock photography and images for advertisers, graphic designers, publishers, and multimedia producers. Our Image Search Web Service can be used to create a photo search function on any Web site. A Service Description and information on supported functions follows below. For a formal definition, please review the Service Description. A separate Download Service is used to retrieve large photo sizes for printing or display.
More information: http://webservices.indexstock.com/ImageSearch/2003/07/15/imagesearch.asmx