This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Voute.arete.XIIe.siecle. au commencement du XIIeee sicle Eugne Viollet le Duc ViolletleDuc Vault ViolletleDuc Drawings of vaults Groin Groin vaults thcentury architectural elements
Page 2023 Free-images.com. All images are Public Domain