Folio
Folio is a term used to describe and catalogue material of this kind, established as a heading by Getty Research Institute. In general, the book format resulting from folding a sheet once, making two leaves or four pages. The term specifically refers to a sheet size of 17 x 22 inches or larger. Frequently, it is used to describe any book of the largest size. The heading is held on record by Getty Research Institute. 1 cited statement stands behind this entry, drawn from 1 verified source.
Overview
What the sources state
• Definition: In general, the book format resulting from folding a sheet once, making two leaves or four pages. The term specifically refers to a sheet size of 17 x 22 inches or larger. Frequently, it is used to describe any book of the largest size. (Getty Art & Architecture Thesaurus: folio (book format) (300265438))
Sources
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Institutional database · Scholarly · Getty Research Institute
Getty Art & Architecture Thesaurus: folio (book format) (300265438)
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