https://ccfr.bnf.fr/portailccfr/ark:/16871/004b79122348
MS. Ms 4028 (342 - 19). Pierre-Simon Ballanche, 1841 - 1847sans date
| MS. Ms 4028 (342 - 19). Pierre-Simon Ballanche, 1841 - 1847sans date | MS. Ms 4028 (342 - 19). Pierre-Simon Ballanche, 1841 - 1847sans date
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