Harvard Library Digital Collections
- Chinese maritime digitization project
- Colonial North America Project at Harvard University
- Contagion: Historical Views of Diseases and Epidemics
- Daguerreotypes at Harvard
- Immigration to the United States, 1789-1930
- Islamic Heritage Project
- Nineteenth-Century North American Project at Harvard University
- Studies in Scarlet: Marriage & Sexuality in the US and UK, 1815-1914
- Women Working, 1800-1930