- Two-Headed Luther (Schumann)
- Two-Headed Luther (Lutherus Biceps). In Johann Cochlaeus, Dialogvs De Bello Contra Turcas in Antilogias Lutheri ..., Leipzig: Valentin Schumann (printer), 1529 (Munich, BSB), fol. A1r ◼
- [Wanting: Two-Headed Luther]. In Johann Cochlaeus, Dialogvs De Bello Contra Turcas in Antilogias Lutheri ..., Leipzig: Valentin Schumann (printer), 1529 (Munich, BSB)
- [wanting: Two-Headed Luther (Lutherus Biceps)]. In Johann Cochlaeus, Dialogvs De Bello Contra Turcas in Antilogias Lutheri ..., Leipzig: Valentin Schumann (printer), 1529 (Bydgoszcz, Wojewódzka i Miejska Biblioteka Publiczna w Bydgoszczy), fol. A1r
- Two-Headed Luther. In Johann Cochlaeus, Dialogvs De Bello Contra Turcas in Antilogias Lutheri ..., Leipzig: Valentin Schumann (printer), 1529 (Bydgoszcz, Wojewódzka i Miejska Biblioteka Publiczna w Bydgoszczy) ◼