https://archives.saltresearch.org/handle/123456789/232515 Sat, 18 Apr 2026 14:20:51 GMT 2026-04-18T14:20:51Z https://archives.saltresearch.org/handle/123456789/232539 Title: Carte Generale de l'Empire Ottoman, Echele 1/400000 - Osmanlı İmparatorluğu Genel Haritası, Ölçek: 1/400000 - General Map of the Ottoman Empire, Scale 1/400000 Description: İşleyen, inşaat hâlindeki, imtiyazı alınmış demiryolları ve petrol yataklarını gösteren harita. - A map depicting railways in operation, under construction, and under concession, along with oil fields. https://archives.saltresearch.org/handle/123456789/232539