Title: Exercitamenta syncerae pietatis multo saluberrima
Subjects: Texts, Liturgy, Correspondence, Litanies, Catholic Church, Lutheran Church, Controversial literature, Orthodox Eastern Church, YaʼItyop̣yā ʼortodoks tawāḥedo béta kerestiyān, Christian heresies, History, Early works to 1800
People: Georg Witzel (1501-1573)