Research witness linked in quality phase 455 (50-edition batch).
Cover audit phase 719: reviewed in the complete frozen 821-candidate pass. Disposition=digital_repository_record. Repository object or aggregator that may expose an exact scan through an API, IIIF manifest or viewer. External probe: HTTP 403; content type text/html; charset=UTF-8.
Cover audit phase 740: final outcome=repository_reviewed_no_reusable_exact_image; repository record reviewed; no sufficiently precise and reusable exact-object image was obtainable in this pass.
