Quarto

The size of a volume created by folding a sheet in half once, then rotated 90 degrees and folded in half again. This creates a quire of four leaves (eight pages) that is one-quarter the size of the original sheet. Abbreviated 4o or 4to.


tv , Michelle Brown
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    قطع الربع

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    In-quarto (in-4°)

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    In-quarto

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    En cuarto; In-quarto

Michelle Brown, Understanding Illuminated Manuscripts (Malibu, CA: J. Paul Getty Museum in association with the British Library, c1994).