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Fan tracery is a very complicated mode of roofing used in the perpendicular style in which the vault is covered by ribs and veins of tracery.

Fan Tracery

Fan tracery is a very complicated mode of roofing used in the perpendicular style in which the vault…

The cloisters of Gloucester Cathedral in England show an early example of fan-tracery, patterns carved on a vault.

Fan-Tracery of Cloisters of Gloucester Cathedral

The cloisters of Gloucester Cathedral in England show an early example of fan-tracery, patterns carved…