Recherches anatomico-pathologiques sur l'encéphale et ses dépendances

Title-page dated 1820. Same date appears on p. 322 at conclusion of Lettre deuxième, followed by printer's imprint. Lettre troisième begins on p. [323], & is dated 12 août 1821 at its conclusion. Final leaf of publisher's adverts. includes works dated 1821.