Bayburt / anc. Gynmias (?) / byz. Paiperte (1 Subjects)
1 (bottom): Geologic cross-section of the region between Redout Kale (today Kuveli) in Georgia, and Trebizond, Turkey. 2 (top): Geologic cross-section of the region between Trebizond and Erzerum. 3 (middle): Geologic cross-section of the region between Bayburt and Şebinkarahisar.