Looking for more information on Widemann, I've found his master catalogue
Sylva scientiarum et artium laudabilium. Thesaurus inaestimabilis
Location: Gottfried Wilhelm Leibniz Bibliothek (formerly Niedersächsische Landesbibliothek), Hannover
Shelfmark: Ms. iv 341
Extent: Folios 1–864
Emiritus Professor Carlos Gilly has referenced it extensively, but it doesn't look like anyone has looked at it for Voynich. It doesn't look like Guzy pursued it Anyone on here checked it out? I've emailed the library, but if anyone is near Hannover...
Sylva scientiarum et artium laudabilium. Thesaurus inaestimabilis
Location: Gottfried Wilhelm Leibniz Bibliothek (formerly Niedersächsische Landesbibliothek), Hannover
Shelfmark: Ms. iv 341
Extent: Folios 1–864
Emiritus Professor Carlos Gilly has referenced it extensively, but it doesn't look like anyone has looked at it for Voynich. It doesn't look like Guzy pursued it Anyone on here checked it out? I've emailed the library, but if anyone is near Hannover...