There are several ELAC databases that provide access to historical resources and primary sources. Some good places to start include:

America: History & Life

America: History & Life provides resources relating to the history and culture of the United States and Canada, from prehistory to the present.

U. S. History (Gale in Context)

U. S. History (Gale in Context) delivers the best titles from world-class sources. Find comprehensive coverage of the most-studied topics, from the arrival of Vikings in North America 1,000 years ago to Vietnam, Watergate and the wars in Afghanistan and Iraq.

World History (Gale in Context)

World History (Gale in Context) offers students and researchers unparalleled access to a broad collection of scholarly analysis and full-text periodicals, reference works and primary documents.

Calisphere

Calisphere is your gateway to California’s remarkable digital collections. Calisphere provides free access to unique and historically important artifacts for research, teaching, and curious exploration. Discover over one million photographs, documents, letters, artwork, diaries, oral histories, films, advertisements, musical recordings, and more.

Life Magazine Archive (1936-2000)

Life Magazine Archive (1936-2000) provides access to full-text articles from this magazine, including images, back to issue one published in 1936. Find photos and ads that highlight U.S. historical and cultural events and trends.

Historical Newspapers: Los Angeles Times (1881-1995)

Historical Newspapers: Los Angeles Times (1881-1995) offers full-text and full-image articles for newspapers dating back to the 19th century (1881-1995).