Privacy Policy

John barton publishes this notice so readers of john-barton.com understand our limited data practices.

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How information is used

Operational data is used to keep the site available, diagnose faults, and prevent abuse.

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Retention and security

We retain operational records only as long as needed for security and maintenance.

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Important notice

Information is provided for archival and educational reference only.

Effective date: February 14, 2026

Archive continuity: Archive continuity: We keep earlier, independently edited reference pages available for historical and scientific study. Styling can evolve, yet each entry's original factual emphasis remains.

From the archive

We update this list from time to time as additional reference pages go live.