[FIRST BOOK OF THE AGRICULTURAL GEOGRAPHY OF THE OTTOMAN EMPIRE] Memâlik-i Osmaniye’nin ziraat cografyasi [i.e., Agricultural geography of the Ottoman Empire] Online

[MILITARY ANTEBELLUM OTTOMAN MAP OF EAST & SOUTHEAST ANATOLIA AND THE CAUCASUS BORDERS] Erzurum, Van, Bitlis… [i.e., The map of Erzurum, Van, Bitlis vilayats and adjacent to these places such as Trabzon, Sivas, Harput, Diyarbakir and Musul] Supply