The Labyrinth of the World and the Paradise of the Heart / by John Amos Comenius ; edited and translated by Count Lützow. - Comenius, Johann Amos, 1592-1670. (OLS)http://pul/name/9406; Lützow, Franz Heinrich Hieronymus Valentin, Graf von, 1849-1916. (OLS)http://pul/name/43411 (Swan Sonnenschein, 1902)