By Anonymous (not verified) , 7 August 2025 Gregory IX (Ugolino da Segni) [c1148–1241,sedit1227–1241] Source MLGB3
By Anonymous (not verified) , 7 August 2025 Epistola cuiusdam ad amicum de arte alchimica Source MLGB3
By Anonymous (not verified) , 7 August 2025 Epistola Alexandri ad Aristotelem de natiuitate sua Source MLGB3