Jean-Charles Léonard de Sismondi
1773–1842
Swiss historian. Married Emma Darwin’s aunt Jessie Allen in 1819.
Source
ODNB
Bibliography
ODNB: Oxford dictionary of national biography: from the earliest times to the year 2000. (Revised edition.) Edited by H. C. G. Matthew and Brian Harrison. 60 vols. and index. Oxford: Oxford University Press. 2004.
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