Preliminary research will identify people, places, and events which have a bearing on your project. These sources may include biographies, books and articles on the history of the time period you are studying, and other subject matter which will acquaint you with your topic and place it in historical, political, and social context.
This research may include secondary sources (another author's research and opinions based on original historical documents) or tertiary sources (based on secondary sources without examining original historical documents).
General History Databases
The following databases are good, general databases to start your initial history survey for your topic. For a list of all history databases, please see Research Databases in History.
Large and important archive for academic journals, books, and primary sources in the humanities, social sciences, and sciences. Many journals do not have current issues.
Search all ProQuest databases simultaneously. Includes arts, humanities, social sciences, news, and science and technology.
- America: History and Life
Index of literature covering the history and culture of the United States and Canada. Journal articles, book titles, book reviews, and dissertations.
- Historical Abstracts
Index of academic historical journals on the history of the world (excluding the United States and Canada) from 1450 to the present, including world history, military history, women's history, history of education, etc.
Here are some databases which contain biographical information:
- African American Biographical Database
Collection of African American history: biographical sketches, rare books. Includes content of Black Biographical Dictionaries 1790-1950.
- American National Biography Online
Biographical essays profiling people from all periods of American history and culture. Bibliographic information, some illustrations, and online resources are included.
- Biography and Genealogy Master Index
Index of reference sources containing biographies. Good source for small journals and publications not mentioned in some of the larger databases such as Who's Who and American National Biography..
- Dictionary of Literary Biography
Profiles of past and present authors, historians, journalists, screenwriters, publishers, and playwrights discussing their lives and careers and critical response to their works. Includes the Documentary Series, Main Series, and Yearbook.
- Hathi Trust
Digitized collections of some of the nation’s great research libraries, established in this repository to archive and share their digital content.
- HeritageQuest Online
Collection of genealogical and historical sources, with coverage dating back to the 1700s. Searches U.S. Federal Censuses, genealogy and local history books, Periodical Source Index (PERSI), Revolutionary War records, Freedman's Bank Records, slave records (from either the 1850 or 1860 US Census) including counts of enslaved people by state, and the Memorials, Petitions and Private Relief Actions from the U.S. Serial Set.
- Marquis Who's Who
Biographical information for newsworthy American and international figures in the areas of business, education, entertainment, government, health care, law, religion, science and technology, the arts, and sports.
- World Who's Who
Lives and achievements of the most distinguished men and women from almost every country in the world. Career, contact and other biographical details.