Offers materials relating to the history and culture of the United States. Includes topics such as history, geography, and economics.

A searchable archive of politically significant audio materials.

Historical reference of press coverage from the 16th to the 20th century. Includes newspaper articles, audio files, and video clips.

National Public Radio series features sound recordings from famous people and ordinary people that capture the history of the late-19th and 20th centuries.

Collection of excerpts drawn from the most famous broadcasts and recordings of the twentieth century. All are available in RealAudio format and include background information. From The History Channel.