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[Istanbul]
gbvppn_74128748X_97_1
GeoPortOst II
Istanbul, Bosporus
1888
1 : 625000
![[Istanbul]](https://thumbs.oldmapsonline.org/42/68f68ffc29ca463ea899fc42b9b0b8e3.thumbnail-1000.webp?token=v1eQrPCvF1iaztt6HvuY9nGjdqxVhJKVq41FUOUtSpE&expires=1792858604)