Translation of a letter from Adriana de Witt, the widow of the late Mr Post, 06 December 1821, Leyden   Creator:   Witt, Adriana de ( author, primary ) Publication Date:   1821 Type:   Mixed Material Source Institution:   SOAS University of London Holding Location:   Special Collections Spatial Coverage:   Europe -- The Netherlands -- DSouth Holland -- Leiden Translation of a letter from Adriana de Witt, the widow of the late Mr Post, 06 December 1821, Leyden