spiral vaultshttps://vocabularios.eca.usp.br/vcaa/skos/6826pt-BRCibele A. C. M. Santos, Vânia Mara Alves Lima2022-09-23 11:17:08https://vocabularios.eca.usp.br/vcaa/Vocabulário Colaborativo em Artes e Arquiteturatext/html Annular vaults with a spiral axis used to support, for example, the steps of a spiral stair.

Source: AAT

http://vocab.getty.edu/page/aat/300001374

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