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- Daily Life Through History This link opens in a new window
- Data.Census.Gov This link opens in a new window
- Data.gov: The Home of the U.S. Government's Open Data This link opens in a new window
- DOAJ: Directory of Open Access Journals This link opens in a new windowDatabase provides access to over 18,000 peer-reviewed research Journal in the sciences, social sciences and humanities from over 100 countries. Articles are in many languages. All content under an Open Access license.
- Dictionary of Literary Biography Complete Online - See: Gale Literature: Dictionary of Literary Biography
- Diversity Studies Collection - See: Gale OneFile: Diversity Studies
- SciTech Connect (Department of Energy) This link opens in a new windowFull-text documents and bibliographic citations to Department of Energy (DOE) research report literature.