A book of blank leaves designed to contain inserted materials such as written records, letters, engraved plates, tickets, etc.
Etherington & Roberts (1982)
Roberts, Matt, Don Etherington, and Margaret R. Brown. 1982. Bookbinding and the conservation of books: a dictionary of descriptive terminology. Washington: Library of Congress.
Additional reference:
http://cool.conservation-us.org/don/dt/dt0068.html (modified)
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objects
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