Vellum
An animal skin that has been treated with lime and stretched and scraped rather than tanned in order to make leather.
Viewing copy
Copy made from a collection item like a video or DVD for you to view so that the original item can be preserved and protected from damage.
Virtual reference services
Reference services answer your questions about research or finding information. 'Virtual' reference services are provided electronically, for instance by email or through chat messaging (often in real time).
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