For complete lists of research tools, see Research Tools by Subject
NHGIS is a data portal for U.S. Census data in both tabular and geospatial formats. It provides access to summary statistics and GIS boundary files for population and agricultural censuses and other nationwide surveys from 1790 through the present. Alternatively, for a user-friendly online mapping interface connected to this same data see Social Explorer.
Audio collection covering classical, jazz, and world music, with particular strength in 20th and 21st century composers. Users can create playlists and can download the free NML iPhone app to listen to their playlists remotely.
Searchable, full-text database of working papers from the National Bureau of Economic Research.
Full text of the New York Review of Books back to its first issue. Includes lengthy book reviews plus essays by major writers on politics, literature, and culture.
Coverage: 1784-2004, majority of content 1807-2002
Database documenting the experiences in North America of immigrants from across the globe. The collection can be searched by facets such as 'age when writing', 'point of departure', and 'occupation', etc. or can be browsed by place ('where written', 'where sent', 'discussed'), nationality, and personal events experienced.