Quality phase 101o year decision [source_undated]: consulted source supplies no defensible manifestation year; exact publication year intentionally left unset.
Quality phase 482: Thimm explicitly describes the undated Fayard manifestation as three volumes.
Digital Witnesses
Thimm bibliography — phase 482 edition 1897
CataloguePDF
Thimm bibliography · open
Research witness linked in quality phase 482 (50-edition batch).