Examples are diaries, autobiographies, letters, minutes of meetings, news footage, newspaper articles.
Examples are reports of scientific experiments, U.S. census records, public records.
Secondary sources are works that interpret the primary data, such as a book about eating disorders, a journal article about the role of tobacco in the colonial economy, or a critical review of a play. Any poem, play, novel, or short story Scientific research report - Check indexes and abstracts for the field of interest to find reports of scientific research. In the Reference Area you will find print indexes to earlier years of the Los Angeles Times and New York Times. Ask the Reference Librarian for assistance.