T-block staging entry validated for model fit. Imported from staging batch duell-thimm-t, source entry 2126. Leiden first edition with title-page date 1628; some copies have a 1630 colophon. The alleged Brussels 1668 edition is retained only as an explicitly unverified report. Individually bibliographically reviewed in phase 91 against the complete source entry and, where needed, independent catalogue evidence. phase 91: former work 2637 individually reviewed and consolidated here. phase 91: former work 2638 individually reviewed and consolidated here. Duplicate work 2997 consolidated here in quality phase 98c (2026-08-14).