The ethnic composition in the 18th century was clear among the Slavs; 1  In a letter to Justinian Bert in 1756, Montenegrin chieftains said: We are of the Orthodox Christian faith and law of the Eastern Church, of the honorable and glorious Slav-Serb kin.
North Texas Tollway Authority. The North Texas Tollway Authority (NTTA) is an organization that maintains and operates toll roads, bridges and tunnels in the North Texas area.
Network Termination Unit (NTU). A device for connecting digital Integrated Services Digital Network (ISDN) customer premises equipment to ISDN lines. The Network Termination Unit (NTU) allows customer premises equipment to be connected to the switching equipment at the telco s central office (CO).