Sanborn fire insurance maps are large-scale plans containing data that can be used to estimate the potential risk for urban structures. Includes information such as the outline of each building, the size, shape and construction materials. The maps also give street names, property boundaries, and house and block numbers.
The NGA Images is a repository of digital images of the collections of the National Gallery of Art. More than 29,000 images are available free of charge for download and use. Images plus a bibliography, exhibition history, provenance and other information.
Cross Collection Discovery (CCD) provides a way to search across Yale's collections of art, natural history, books, and maps, as well as photos, audio, and video documenting people, places, and events that form part of Yale's institutional identity and contribution to scholarship.