This collection contains a variety of materials documenting the lives and careers of scientists from a wide range of fields, including mammalogy, ornithology, ichthyology, herpetology, botany, entomology, paleontology and geology. Also included are files on conservationists, taxidermists, historical figures, explorers, frontiersmen, and hunter...

This collection consists of correspondence of the Division of Birds, most of which was conducted by the three curators listed above. There is a lesser amount of correspondence of Associate Curators. Also included is material concerning the history of the Division and distribution and destruction of specimens.

Frank Spencer was a historian of biological anthropology who began his career as a medical laboratory technician. His papers include correspondence, manuscripts, notes, research files, teaching materials, photographs, and audiotapes. Spencer's research on the Piltdown hoax as well as the Piltdown research of Ian Langham, whose work Spencer continued after his death in 1984, and Spencer's research on the life and career of Aleš Hrdlička for his dissertation are both represented in the collection.

Collection consists of records documenting one of the oldest advertising agencies created in Philadelphia. The company then moves to New York and expanses to international markets. During its history NW Ayer & Sons acquires a number of other advertising agencies and is eventually purchased. The largest portion of the collection is print advertisements but also includes radio and television. NW Ayer is known for some of the slogans created for major American companies.

The collection forms a documentary record of over half a century of the history of radio, with the greatest emphasis on the period 1900-1935. The collection includes materials that span the entire history of the growth of the radio industry. It is useful for those historians and other researchers interested in technological development, economic history, and the impact of applications of technology on American life.

The materials document the orders placed by the clients of the Scurlock Studio. The photographs primarily depict individual portrait sittings but there are also portraits of children, groups, and other subjects.

The Department of Anthropology records contain administrative and research materials produced by the department and its members from the time of the Smithsonian Institution's foundation until today.

The Smithsonian Institution Festival of American Folklife, held annually since 1967 on the National Mall in Washington, D.C., was renamed the Smithsonian Folklife Festival in 1998. The materials collected here document the planning, production, and execution of the annual Festival, produced by the Smithsonian Center for Folklife and Cultural Heritage (1999-present) and its predecessor offices (1967-1999). An overview of the entire Festival records group is available here: Smithsonian Folklife Festival records.

The records of Jacques Seligmann & Co. measure approximately 203.1 linear feet and date from 1904 to 1978, with bulk dates from 1913 to 1974. The collection includes extensive correspondence files, reference material on American and European collectors and their collections, inventory and stock records, financial records, exhibition files, auction files, and the records of subsidiary companies. The collection is an invaluable resource in tracing the provenance of particular works of art and provides a comprehensive view of the activities of collectors and art dealers in the years leading up to and following World War II.

These records document the governance and programmatic activities of the Museum of the American Indian/Heye Foundation (MAI) from its inception in 1904 until its sublimation by the Smithsonian Institution in 1990. The types of materials present in this collection include personal and institutional correspondence, individual subject files, minutes and annual reports, financial ledgers, legal records, expedition field notes, research notes, catalog and object lists, publications, clippings, flyers, maps, photographs, negatives and audio-visual materials. These materials span a varied range of subjects relating to the activities of the museum which are more fully described on the series level.