Terms of use

Editorial material

Our original writing is provided for historical and educational context. We aim to cite reliable sources and correct material errors, but historical records may be incomplete or contested. Third-party videos and linked resources remain the responsibility of their respective publishers and rights holders.

YouTube content

This site uses YouTube API Services and embedded YouTube players. By using features that display YouTube content, you agree to be bound by the YouTube Terms of Service ↗ and acknowledge the Google Privacy Policy ↗.

Contact

Before production, provide a contact address for corrections and rights questions.