Source & reuse
CC-BY-SA-4.0
Source-supplied credit (quoted):
Beshogur. Madrid Principles. Own work. https://commons.wikimedia.org/wiki/File%3AMadrid_Principles.png. CC BY-SA 4.0. Access copies are resized; colour and metadata may be normalized.
Source record ↗
Adaptations are offered under the same license.
The access image is resized and converted to WebP. Full-resolution originals are preserved privately.
