Archpriest Isidor Barndt (1816-1891), a poet and world traveler from Neisse, Germany, a town in the former state of Silesia, now Nysa, Poland, promoted reunionism and wrote about similarities in faiths in order to overcome splits between Protestants and Catholics in late 19th century Germany.
Lutheran and Catholic Reunionists in the Age of Bismarck / von Manfred Fleischer / American Society of Church History/ Church History, Vol. 57, Supplement: Centennial Issue (1988), pp. 89-107
Pius-Hymnen : Sonette / von Isidor Barndt. - Schweidnitz : Kaiser, 1871
Von Hindostan nach Preußen : photographische Reisebilder in Versen ; mit Anmerkungen / von Isidor Barndt. - Neisse : Hinze, 1868
Blätter und Blumen : Gedichte / von Isidor Barndt. - Neisse : Hinze, 1867