1820-1893 1875-1961 19thcentury 846 authors blanche congresses correspondence criticismandinterpretationnerval emile france french gérardde jung labrunie literatureandhistory literatureandmentalillness mentalhealthnerval nerval poets politicsandliterature psychologyinliterature psychologynerval symbolism(psychology) symbolisminliterature translationsintoenglishnerval étienne