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Glossary for Performing Arts Primary Sources

Terms U-Z

Unprocessed

DEFINITION

The physical and intellectual state of a special collection when it is not yet prepared for use by the public.

NOTES & EXAMPLES

Unprocessed special collections in the Music Division have collection-level records in the LC Online Catalog.

Processed collections have finding aids available in addition to collection-level catalog records.

Collection-level records in the LC Online Catalog will include the word "Unprocessed" in the record's Notes field and in the Call Number field.

The Performing Arts Reading Room does allow public access to unprocessed collections with advance notice of at least two weeks.

Vellum

DEFINITION

Material made of stretched calf skin used for manuscript pages and book bindings.

RELATED TERM

parchment

NOTES & EXAMPLES

Materials in the Music Division made with vellum include chant manuscripts and theoretical treatises from Medieval and Renaissance Europe.

Web Archives

DEFINITION

Preserved copies of internet content made available to users.

NOTES & EXAMPLES

At the Library of Congress, web archives refers to individually preserved websites, and web archive describes a curated collection of web archives. Web archives may be part of one or more collections similarly to scanned documents in the Library's digital collections.

Learn more about the web archiving program at the Library of Congress, including a web archiving glossary. The research guide Performing Arts Web Archives at the Library of Congress describes digital collections of web archives related to the performing arts, how to navigate the collections, potential research questions, and how web archives relate to Music Division holdings.