Title: Tou en Hagiois patros hēmōn Grēgoriou Archiepiskopou Thessalonikēs tou Palama logos eis ton thaumaston kai isangelon bion tou Hosiou kai theophorou patros hēmōn Petrou tou Athōnitou
Subjects: Christian saints, Biography
Places: Greece
People: Petros ho Athōnitēs, Saint