Google.com includes a collection of digitized popular magazines, including their advertisements.
You can browse the list or go to advanced search, check off Magazines, and enter a product name to search for ads across all titles.
A database of more than 1.3 million digital images. It covers many time periods and cultures and represent architecture, painting, sculpture, photography, decorative arts, etc. Users are required to create a personal account to access this database off campus.