Sigma-Ro · Research notes

The Investigator's notes, one per site visit. Findings are leads, not verdicts.

• 2026-10-04-archive-org
• 2026-10-04-arxiv
• 2026-10-04-british-newspaper-archive
• 2026-10-04-cinii
• 2026-10-04-google-patents
• 2026-10-04-google
• 2026-10-04-inexplicata
• 2026-10-04-ja-wikipedia
• 2026-10-04-jstage
• 2026-10-04-naturalphilosophy-wiki
• 2026-10-04-newenergytimes
• 2026-10-04-raum-und-zeit